SRAM RockShox ZEB Ultimate Flight Attendant User manual

SERVICE MANUAL
GEN.0000000006531 Rev C © 2022 SRAM, LLC
2022-2023 ZEB, Lyrik, Pike
Ultimate Flight Attendant

SAFETY FIRST!
We care about YOU. Please, always wear your safety glasses
and protective gloves when servicing RockShox products.
Protect yourself! Wear your safety gear!

TABLE OF CONTENTS
ROCKSHOX SERVICE..........................................................................................................................................................................................4
PART PREPARATION ......................................................................................................................................................................................................................................4
SERVICE PROCEDURES.................................................................................................................................................................................................................................4
MODEL CODE IDENTIFICATION .................................................................................................................................................................................................................5
WARRANTY AND TRADEMARK...................................................................................................................................................................................................................5
PARTS, TOOLS, AND SUPPLIES ..................................................................................................................................................................................................................6
RECOMMENDED SERVICE INTERVALS....................................................................................................................................................................................................7
RECORD YOUR SETTINGS............................................................................................................................................................................................................................7
TORQUE VALUES.............................................................................................................................................................................................................................................7
OIL VOLUME AND LUBRICANT...................................................................................................................................................................................................................8
EXPLODED VIEW .................................................................................................................................................................................................9
20222023 A2 ZEB ULTIMATE FLIGHT ATTENDANT.........................................................................................................................................................................9
20222023 D1 LYRIK ULTIMATE FLIGHT ATTENDANT.....................................................................................................................................................................10
20222023 C1 PIKE ULTIMATE FLIGHT ATTENDANT........................................................................................................................................................................ 11
FLIGHT ATTENDANT CONTROL MODULE  ZEB, LYRIK, PIKE ........................................................................................................................................................ 12
LOWER LEG FEATURES  ZEB, LYRIK, PIKE............................................................................................................................................................................................ 13
BUTTERCUPS  ZEB, LYRIK, PIKE .............................................................................................................................................................................................................. 14
LOWER LEG REMOVAL AND SERVICE...........................................................................................................................................................15
50/200 HOUR SERVICE
LOWER LEG REMOVAL................................................................................................................................................................................................................................. 15
50 HOUR SERVICE
LOWER LEG SERVICE.................................................................................................................................................................................................................................... 17
200 HOUR SERVICE
LOWER LEG SEAL SERVICE........................................................................................................................................................................................................................ 19
AIR SPRING SERVICE  DEBONAIR+ ............................................................................................................................................................. 22
200 HOUR SERVICE
AIR SPRING REMOVAL ................................................................................................................................................................................................................................ 22
BUTTERCUPS REMOVAL  AIR SPRING SHAFT.................................................................................................................................................................................. 26
DEBONAIR+  AIR SPRING TRAVEL CHANGE AND BOTTOMLESS TOKENS OPTIONAL................................................................................................... 28
DEBONAIR+  TRAVEL AND BOTTOMLESS TOKEN TUNING OPTIONAL................................................................................................................................ 28
DEBONAIR+  BOTTOMLESS TOKENS INSTALLATION OPTIONAL ........................................................................................................................................... 28
DEBONAIR+  AIR SPRING TRAVEL CHANGE AND BOTTOMLESS TOKENS OPTIONAL................................................................................................... 29
AIR SPRING SERVICE................................................................................................................................................................................................................................... 29
AIR SPRING ASSEMBLY ............................................................................................................................................................................................................................... 31
BUTTERCUPS INSTALLATION  AIR SPRING SHAFT ........................................................................................................................................................................ 34
AIR SPRING INSTALLATION....................................................................................................................................................................................................................... 36
DAMPER SERVICE ............................................................................................................................................................................................ 40
200 HOUR SERVICE
FLIGHT ATTENDANT CONTROL MODULE REMOVAL......................................................................................................................................................................40
DAMPER REMOVAL...................................................................................................................................................................................................................................... 43
BUTTERCUPS REMOVAL  DAMPER SHAFT........................................................................................................................................................................................ 44
DAMPER SERVICE......................................................................................................................................................................................................................................... 46
DAMPER ASSEMBLY .................................................................................................................................................................................................................................... 49
DAMPER BLEED.............................................................................................................................................................................................................................................. 51
TEST LOCKOUT COMPRESSION ............................................................................................................................................................................................................. 54
BUTTERCUPS INSTALLATION  DAMPER SHAFT .............................................................................................................................................................................. 55
DAMPER INSTALLATION.............................................................................................................................................................................................................................58
CONTROL MODULE INSTALLATION ......................................................................................................................................................................................................60
50/200 HOUR SERVICE
LOWER LEG INSTALLATION ...................................................................................................................................................................................................................... 64

4
RockShox Service
RockShox Service
We recommend that you have your RockShox suspension serviced by a qualified bicycle mechanic. Servicing RockShox suspension requires
knowledge of suspension components, as well as the use of specialized tools and lubricants/fluids. Failure to follow the procedures outlined in this
service manual may cause damage to your component and void the warranty.
Visit www.sram.com/service for the latest RockShox Spare Parts catalog and technical information. For order information, please contact your local
SRAM distributor or dealer.
Information contained in this publication is subject to change at any time without prior notice.
Your product's appearance may differ from the pictures contained in this publication.
For recycling and environmental compliance information, please visit: www.sram.com/en/company/about/environmental-policy-and-recycling.
Part Preparation
Remove the component from the bicycle before service.
Disconnect and remove the remote cable or hydraulic hose from the fork or rear shock, if applicable. For additional information about RockShox
remotes, user manuals are available at www.sram.com.
Clean the exterior of the product with mild soap and water to avoid contamination of internal sealing part surfaces.
Service Procedures
The following procedures should be performed throughout service, unless otherwise specified.
Clean the part withClean the part with RockShox Suspension Cleaner or isopropyl alcohol andisopropyl alcohol and
a clean, lint-free shop towel. For hard to reach places (e.g. upper tube, lowera clean, lint-free shop towel. For hard to reach places (e.g. upper tube, lower
leg), wrap a clean, lint-free shop towel around a non-metallic dowel to cleanleg), wrap a clean, lint-free shop towel around a non-metallic dowel to clean
the inside.the inside.
Clean the sealing surface on the part and inspect it for scratches.Clean the sealing surface on the part and inspect it for scratches.
Replace the o-ring or seal with a new one from the service kit. Use yourReplace the o-ring or seal with a new one from the service kit. Use your
fingers or a pick to pierce and remove the old seal or o-ring.fingers or a pick to pierce and remove the old seal or o-ring.
Apply grease to the new seal or o-ring.Apply grease to the new seal or o-ring.
NOTICE
Do not scratch any sealing surfaces when servicing the product. Scratches
can cause leaks. Consult the spare parts catalog to replace the damaged
part.
Use aluminum soft jaws when placing a part in a bench vise.Use aluminum soft jaws when placing a part in a bench vise.
Tighten the part with a torque wrench to the torque value listed in the red bar.Tighten the part with a torque wrench to the torque value listed in the red bar.
When using a crowfoot socket and torque wrench, install the crowfoot socketWhen using a crowfoot socket and torque wrench, install the crowfoot socket
at 90 degrees to the torque wrench.at 90 degrees to the torque wrench.
Specified torque value in N·m (in-lb)

5
Model Code Identification
Model Code Identification
Product model code and specification details can be identified with the serial number on the product. Model codes can be used to identify the
product type, series name, model name, and product version associated with the production model year. Product details can be used to identify spare
parts, service kit, and lubricant compatibility.
Model Code example: FS-LYRK-UFA-D1
FS = Product Type - Front Suspension
LYRK = Platform/Series - Lyrik
UFA = Model - Ultimate Flight Attendant
D1 = Version - (D- forth generation, 1- first iteration)
To identify the model code, locate the serial number on the product and enter it into the Search by Model Name or Serial Number field at
www.sram.com/service.
Warranty and Trademark
For SRAM Warranty information, visit: www.sram.com/warranty.
For SRAM Trademark information, visit: www.sram.com/website-terms-of-use.

6
Parts, Tools, and Supplies
Parts, Tools, and Supplies
Parts
• 2022-2023 (A2) ZEB Ultimate Flight Attendant -
200 Hour Service Kit
• 2022-2023 (D1) Lyrik Ultimate Flight Attendant -
200 Hour Service Kit
• 2022-2023 (C1) Pike Ultimate Flight Attendant -
200 Hour Service Kit
Safety and Protection Supplies
• Apron
• Clean, lint-free shop towels
• Nitrile gloves
• Oil pan
• Safety glasses
Lubricants and Fluids
• Maxima PLUSH 3wt Suspension Oil
• Maxima PLUSH Dynamic Suspension Lube Heavy
• Maxima PLUSH Dynamic Suspension Lube Light
• SRAM Butter Grease
• RockShox Suspension Cleaner or isopropyl alcohol
RockShox Tools
• RockShox Bleed Syringe
• RockShox Dust Seal Installation Tool (38 mm) or RockShox x Abbey
Bike Tools 38 mm Flangeless Dust Seal Installation Tool
• RockShox Dust Seal Installation Tool (35 mm) or RockShox x Abbey
Bike Tools 35 mm Flangeless Dust Seal Installation Tool
• RockShox Reverb Vise Blocks (10 mm slot) or
RockShox Rear Shock Vise Blocks (10 mm slot)
• RockShox Shock Pump
• RockShox Top Cap/Cassette tool (3/8" / 24 mm) or RockShox x
Abbey Bike Tools Top Cap/Cassette Tool
Bicycle Tools
• Bicycle work stand
• Downhill tire lever
• Shock pump
Common Tools
• Adjustable wrench or open end wench: 23, 25 mm
• Bench vise with aluminum soft jaw inserts
• Crowfoot: 23, 25 mm
• Flat blade screwdriver
• Hex bit sockets: 2, 2.5, 5 mm
• Hex wrenches: 2, 2.5, 5, 8 mm
• Internal retaining ring pliers (large) - air spring retaining ring (ZEB)
• Long plastic or wooden dowel
• Pick (metallic) - air spring retaining ring (Lyrik/Pike)
• Pick (non-metallic) - for all o-rings and seals
• Plastic mallet
• Socket: 27 mm
• Socket wrench
• Soft jaws (flat, aluminum)
• Torque wrench
• TORX bit socket: T10, T25
• TORX wrench: T10, T25
SAFETY INSTRUCTIONS
Always wear safety glasses and nitrile gloves when working with suspension oil.
Place an oil pan on the floor underneath the area where you will be working on the shock or suspension fork.

7
Recommended Service Intervals
Recommended Service Intervals
Regular service is required to keep your RockShox product working at peak performance. Follow this maintenance schedule and install the service
parts included in each service kit that corresponds with the Service Hours Interval recommendation below. For spare part kit contents and details,
refer to the RockShox Spare Parts Catalog at www.sram.com/service.
Service Hours Interval Maintenance Benefit
Every ride Clean dirt from upper tubes and wiper seals
Extends wiper seal lifespan
Minimizes damage to upper tubes
Minimizes lower leg contamination
Every 50 hours Perform lower leg service
Restores small bump sensitivity
Reduces friction
Extends bushing lifespan
Every 200 hours Perform damper and spring service
Extends suspension lifespan
Restores small bump sensitivity
Restores damping performance
Record Your Settings
Use the table below to record your suspension settings to return your suspension to its pre-service settings. Record your service dates to track
service intervals.
Service Hours Interval Date of Service Air Pressure
Rebound setting - Count the
number of clicks while turning
the rebound adjuster fully
counter-clockwise.
50
100
150
200
Torque Values
Part Tool Torque
Bleed screw - rebound damper seal head TORX T10 1.7 N•m (15 in-lb)
Bottom bolt - air spring and damper 5 mm hex bit socket 6.8 N•m (60 in-lb)
Bottomless Tokens 8 mm hex 4 N•m (35 in-lb)
ButterCups housing shaft end plate - end plate to shaft - Air Spring TORX T25 bit socket 4 N•m (32 in-lb)
ButterCups housing (upper) to ButterCups housing (lower) - Air Spring 25 mm crow foot 17 N•m (150 in-lb)
ButterCups housing shaft end plate - end plate to shaft - Damper TORX T25 bit socket 5 N•m (45 in-lb)
ButterCups housing (upper) to ButterCups housing (lower) - Damper 25 mm crow foot 17 N•m (150 in-lb)
Seal head - rebound damper to damper cartridge tube 23 mm crowfoot 5 N•m (45 in-lb)
Set screw (x2) - Flight Attendant Control Module to compression damper
top cap 2 mm hex bit socket 0.25 - 0.5 N•m (2.2 - 4.3 in-lb)
Set screw - rebound adjuster knob 2.5 mm hex bit socket 0.84 N•m (7.5 in-lb)
Top cap - air spring RockShox Top Cap/Cassette Tool
(or standard cassette tool) 28 N•m (250 in-lb)
Top cap - compression damper
27 mm socket (optional)

8
Oil Volume and Lubricant
Oil Volume and Lubricant
Damper Spring
Model
Year Fork Model Damper
Upper Tube Lower Leg
Spring
Upper Tube Lower Leg
Oil Weight Volume
(mL) Oil Volume (mL) Oil
Volume
(mL)
Grease Oil Volume
(mL)
(+) (−)
2022-
2023
ZEB
Ultimate
Flight
Attendant
Charger
Flight
Attendant
Maxima
PLUSH
3wt
Bleed
Maxima
PLUSH
Dynamic
Suspension
Lube
Light
30 DebonAir+
Maxima
PLUSH
Dynamic
Suspension
Lube
Heavy
3 1
SRAM
Butter
Grease
Grease
Air Piston
Maxima
PLUSH
Dynamic
Suspension
Lube
Light
15Lyrik
Pike
Use ONLY RockShox, SRAM, and Maxima suspension oils/fluids and grease, unless otherwise specified. Use of any other lubricants can damage
seals and decrease performance.

9
Exploded View
Exploded View
2022-2023 (A2) ZEB Ultimate Flight Attendant
Flight Attendant
Control Module
Battery block
Compression damper top cap
Dust wiper seal
Foam ring
Rebound damper piston
Rebound damper seal head
Crush washer
Rebound bottom bolt
Rebound adjuster knob
Steerer tube
Air spring top cap
Air spring piston
Top out cup
Top out bumper
Upper tube
Air spring seal head
Retaining ring
Air spring shaft
Crush washer
Air spring
bottom bolt
Air Spring Assembly
Compression Damper
Assembly
Rebound Damper
Assembly
Brake hose guide
Compression damper
ButterCups (air shaft)
Bottomless Token(s) 35 mm grey (optional)
Maxle Stealth
Battery
Bleed port
Sag o-ring
Crown
Air cap
Lower leg arch
ButterCups (damper shaft)
Damper tube
Air seal head spacer

10
2022-2023 (D1) Lyrik Ultimate Flight Attendant
2022-2023 (D1) Lyrik Ultimate Flight Attendant
Flight Attendant
Control Module
Battery block
Compression damper top cap
Dust wiper seal
Foam ring
Rebound damper piston
Rebound damper seal head
Crush washer
Rebound bottom bolt
Rebound adjuster knob
Steerer tube
Air spring top cap
Air spring piston
Top out cup
Top out bumper
Upper tube
Air spring seal head
Retaining ring
Air spring shaft
Crush washer
Air spring
bottom bolt
Air Spring Assembly
Compression Damper
Assembly
Rebound Damper
Assembly
Brake hose guide
Compression damper
ButterCups (air shaft)
Bottomless Token(s) 35 mm grey (optional)
Maxle Stealth
Battery
Bleed port
Sag o-ring
Crown
Air cap
Lower leg arch
ButterCups (damper shaft)
Damper tube
Air seal head spacer

11
2022-2023 (C1) Pike Ultimate Flight Attendant
2022-2023 (C1) Pike Ultimate Flight Attendant
Flight Attendant
Control Module
Battery block
Compression damper top cap
Dust wiper seal
Foam ring
Rebound damper piston
Rebound damper seal head
Crush washer
Rebound bottom bolt
Rebound adjuster knob
Steerer tube
Air spring top cap
Air spring piston
Top out cup
Top out bumper
Upper tube
Air spring seal head
Retaining ring
Air spring shaft
Crush washer
Air spring bottom bolt
Air Spring Assembly
Compression Damper
Assembly
Rebound Damper
Assembly
Brake hose guide
Compression damper
ButterCups (air shaft)
Bottomless Token(s) 35 mm grey (optional)
Maxle Stealth
Battery
Bleed port
Sag o-ring
Crown
Air cap
Lower leg arch
ButterCups (damper shaft)
Air seal head spacer

12
Flight Attendant Control Module - ZEB, Lyrik, Pike
Flight Attendant Control Module - ZEB, Lyrik, Pike
Compression damper
AXS button
AXS LED indicator
SRAM battery
Menu button
Mode / Setting LED
(+) Adjust button
(−) Adjust button
Set screw
Flight Attendant Control Module
Output driver (compression damper adjuster)
Battery latch
SRAM battery
Battery block

13
Lower Leg Features - ZEB, Lyrik, Pike
Lower Leg Features - ZEB, Lyrik, Pike
Pressure Relief Valve (x2)
Bolt (x2)
Dropout Adapter (x2)
Fender mount (x3)

14
ButterCups - ZEB, Lyrik, Pike
ButterCups - ZEB, Lyrik, Pike
Air spring shaft
Damper shaft
Upper ButterCups housing
Bushing
O-ring
ButterCups shaft end plate
Bumper
Lower ButterCups housing
Upper ButterCups housing
ButterCups shaft end plate
Upper bumper
Lower bumper
Lower ButterCups housing
Lower housing alignment bolt
O-ring
Bushing

15
Lower Leg Removal and Service
Lower Leg Removal and Service
50/200 Hour Service Lower Leg Removal
ZEB is pictured in this section. Procedures are the same for Lyrik and Pike unless otherwise described.
Remove the air valve cap.Remove the air valve cap.
Depress the Schrader valve and release all air pressure.Depress the Schrader valve and release all air pressure.
⚠CAUTION  EYE HAZARD
Verify all pressure is removed from the fork before proceeding.
Failure to do so can result in injury and/or damage to the fork. Wear
safety glasses.
Turn the rebound adjuster knob counter-clockwise until it stops. This isTurn the rebound adjuster knob counter-clockwise until it stops. This is
the full open/fast rebound setting.the full open/fast rebound setting.
Loosen the set screw and remove the rebound damper adjuster knob.Loosen the set screw and remove the rebound damper adjuster knob.
1
2
3
Counter-clockwise Rebound - Full Open Setting
4
2.5 mm

16
Lower Leg Removal
Place an oil pan beneath the fork to catch the draining oil.Place an oil pan beneath the fork to catch the draining oil.
Loosen both bottom bolts 3 to 4 turns.Loosen both bottom bolts 3 to 4 turns.
Strike each bolt head to dislodge the spring and damper shaftStrike each bolt head to dislodge the spring and damper shaft
ButterCups from the lower leg. The bolt head should contact theButterCups from the lower leg. The bolt head should contact the
bottom of the lower leg.bottom of the lower leg.
Remove each bottom bolt. Clean each bolt and set them aside.Remove each bottom bolt. Clean each bolt and set them aside.
Pike 27.5" and 29", Lyrik 29":Pike 27.5" and 29", Lyrik 29": Insert a 5 mm hex wrench into the bolt,Insert a 5 mm hex wrench into the bolt,
and tap the wrench to avoid damage to the lower leg.and tap the wrench to avoid damage to the lower leg.
NOTICE
Do not strike the fork lower leg with mallet as this could damage the
lower leg.
Firmly pull the lower leg downward until fluid begins to drain. ContinueFirmly pull the lower leg downward until fluid begins to drain. Continue
pulling downward to remove the lower leg.pulling downward to remove the lower leg.
If the lower leg does not slide o of the upper tube or if oil does notIf the lower leg does not slide o of the upper tube or if oil does not
drain from either side, the press fit of the shaft(s) into the lower leg maydrain from either side, the press fit of the shaft(s) into the lower leg may
still be engaged. Reinstall the bottom bolts 2 to 3 turns and repeat thestill be engaged. Reinstall the bottom bolts 2 to 3 turns and repeat the
previous step.previous step.
NOTICE
Do not strike the fork arch with any tool when removing the lower
leg as this could damage the lower leg.
50 Hour Service Continue the 50 Hour Service with Lower Leg Service.
200 Hour Service Continue the 200 Hour Service with Lower Leg Seal Service.
5
Spring side 5 mm Damper side 5 mm
6
Mallet Spring side Spring side
Mallet Damper side Damper side
7

17
Lower Leg Service
50 Hour Service Lower Leg Service
Remove the foam rings.Remove the foam rings.
Clean the foam rings.Clean the foam rings.
Replace the foam rings if worn, damaged, or excessively contaminated.Replace the foam rings if worn, damaged, or excessively contaminated.
Soak the foam rings in Maxima PLUSH Dynamic Suspension LubeSoak the foam rings in Maxima PLUSH Dynamic Suspension Lube
Light.Light.
1
Pick
2
RockShox Suspension Cleaner
3
Maxima PLUSH Dynamic Suspension Lube Light

18
Lower Leg Service
Clean the inside and outside of the lower leg.Clean the inside and outside of the lower leg.
Clean the wiper seals.Clean the wiper seals.
Install the foam rings under the wiper seals.Install the foam rings under the wiper seals.
Confirm the foam rings are installed evenly and square in the spaceConfirm the foam rings are installed evenly and square in the space
under the wiper seals and do not protrude out of the groove.under the wiper seals and do not protrude out of the groove.
50 Hour Service Continue the 50 Hour Service with Lower Leg Installation.
4
RockShox Suspension Cleaner Dowel
5

19
Lower Leg Seal Service
200 Hour Service Lower Leg Seal Service
Remove and discard the foam rings.Remove and discard the foam rings.
Remove the outer wire springs from the dust wiper seals.Remove the outer wire springs from the dust wiper seals.
Stabilize the lower leg on a bench top. Place the tip of a downhillStabilize the lower leg on a bench top. Place the tip of a downhill
tire lever under the wiper seal. Press down on the downhill tire levertire lever under the wiper seal. Press down on the downhill tire lever
handle to remove the seal.handle to remove the seal.
Repeat on the other side. Discard the wiper seals.Repeat on the other side. Discard the wiper seals.
NOTICE
Keep the lower leg stable. Do not allow the lower leg to twist in
opposite directions, compress toward each other, or be pulled apart.
This will damage the lower leg.
Clean the inside and outside of the lower leg.Clean the inside and outside of the lower leg.
1
Pick
2
Downhill tire lever
3
RockShox Suspension Cleaner Dowel

20
Lower Leg Seal Service
Soak new foam rings in Maxima PLUSH Dynamic Suspension LubeSoak new foam rings in Maxima PLUSH Dynamic Suspension Lube
Light.Light.
Install the new foam rings into the lower leg.Install the new foam rings into the lower leg.
Remove the outer wire spring from each new dust wiper seal and setRemove the outer wire spring from each new dust wiper seal and set
them aside.them aside.
Insert the narrow end of a new wiper seal into the recessed end of theInsert the narrow end of a new wiper seal into the recessed end of the
RockShox Dust Seal Installation Tool.RockShox Dust Seal Installation Tool.
38 mm38 mm - ZEB- ZEB
35 mm35 mm - Lyrik and Pike- Lyrik and Pike
Stabilize the lower leg on a bench top. Hold the lower leg steady andStabilize the lower leg on a bench top. Hold the lower leg steady and
press, or tap with a mallet, the wiper seal into the lower leg until the toppress, or tap with a mallet, the wiper seal into the lower leg until the top
of the seal is flush with the top of the lower leg.of the seal is flush with the top of the lower leg.
Repeat on the other side.Repeat on the other side.
NOTICE
Only press, or tap with a mallet, the wiper seal into the lower leg
until it is flush with the top surface of the lower leg. Pressing the
wiper seal below the top surface of the lower leg will compress the
foam ring.
4
Maxima PLUSH Dynamic Suspension
Lube Light
5
6
RockShox Dust Seal Installation Tool
7
RockShox Dust Seal Installation Tool Mallet