AMP Research BedXTender HD Max 74840-00A User manual

rev 05.14.19
1/6
www.amp-research.com
ASSEMBLY & INSTALLATION GUIDE
1
APPLICATION YEAR
RAM DT 2019
Remove contents from box and check for damage.
Verify all parts against parts list.
Read and understand instructions completely before attempting assembly
and installation.
INSTALLATION TIME
SKILL LEVEL
1= Easy
2 3 4
PART #
74840-00A (Silver) 74840-01A(Black)
TOOLS REQUIRED
Phillips screw driver
Torx T-25 driver
Power drill
5/32” drill bit
Center punch
Supplied templates
Soapy Water
BEDXTENDER HD™ shown assembled and installed on truck.
1 Hour
Invented, engineered and manufactured exclusively by AMP Research in the USA. May be covered by one of the
following patents:
5,700,047; 6,113,173; 6,402,215; 6,805,392; 7,063,366; 7,393,035; 7,654,598; 7,681,935; 7,841,638
3-Year Limited Warranty
WARRANTY

rev 05.14.19
2/6
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AMP RESEARCH BEDXTENDER HD™
10
PARTS LIST AND HARDWARE IDENTIFICATION
Quick Mount
Bracket Set
1x2
Phillips head
screw
(included in 74608-01A)
2x6 x4
4
Bumper
Center Tube
3
PT-Screw
x12 x2
5
Strap Buckle Assembly
Rest lower edge on
lower tailgate bumper.
RAM Bed Extender - Drill Template
Driver Side
Mark all three hole locations
with center punch and then
drill hole size to 5/32”(4mm)
CAUTION: Make sure center punch indentations are deep enough to prevent the drill bit from wandering. Misdrilled holes may adversely aect installation of brackets.
BEND DOWN 90°
BEND UP 90°
TAPE
TAPE
TAPE
CAUTION: Make sure center punch indentations are deep enough to prevent the drill bit from wandering. Misdrilled holes may adversely aect installation of brackets.
BEND DOWN 90°
BEND UP 90°
RAM Bed Extender - Drill Template
Passenger Side
TAPE
TAPE
Rest lower edge on
lower tailgate bumper.
Mark all three hole locations
with center punch and then
drill hole size to 5/32”(4mm)
TAPE
Drill Templates
6x2
Pivot Upright Assembly
7x2
Bumper Upright Outer
8x2
Bumper Upright Inner
9x3

rev 05.14.19
3/6
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AMP RESEARCH BEDXTENDER HD™
UNIVERSAL MOUNTING BRACKET INSTALLATION
Following instructions
on the supplied drill
templates, align
templates as shown,
with top edge parallel
to truck bed rail,
afxing with tape.
Drill at 3 indentations
created in Step 2.
3
1
Rest lower edge on
lower tailgate bumper.
RAM Bed Extender - Drill Template
Driver Side
Mark all three hole locations
with center punch and then
drill hole size to 5/32” (4mm)
CAUTION: Make sure center punch indentations are deep enough to prevent the drill bit from wandering. Misdrilled holes may adversely aect installation of brackets.
BEND DOWN 90°
BEND UP 90°
TAPE
TAPE
TAPE
CAUTION: Make sure center punch indentations are deep enough to prevent the drill bit from wandering. Misdrilled holes may adversely aect installation of brackets.
BEND DOWN 90°
BEND UP 90°
RAM Bed Extender - Drill Template
Passenger Side
TAPE
TAPE
Rest lower edge on
lower tailgate bumper.
Mark all three hole locations
with center punch and then
drill hole size to 5/32” (4mm)
TAPE
Use center punch to rmly mark drill locations as
indicated on templates.
2
4
Left side shown, opening in
bracket faces Back of vehicle.

rev 05.14.19
4/6
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AMP RESEARCH BEDXTENDER HD™
BED X-TENDER ASSEMBLY
Adjust the width of the BEDXTENDER by placing the
pivots into the mounting brackets. To keep overlap
consant, adjust each tube so that the gap between the
edge and the tape is the same.
12
3 4
Slide 3 center tubes into the open ends of the bent
tubes as shown. Insert center tube with logo into the
center tube.
Connect the two halves. Make sure there is at least 3”
overlap with the bent tubes on each side.
Measure 7” from each end of the three center
tubes and mark with tape. Tape is to be used as a
reference point
9
6
9
9
6
6
Note: Template located on inside of
box.

rev 05.14.19
5/6
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AMP RESEARCH BEDXTENDER HD™
BED X-TENDER ASSEMBLY – CONTINUED
Adjust Strap Buckles to lock into the tailgate when BEDXTENDER is deployed.
Your assembly is now complete.
7
9
8
Tighten PT-Screws using a T-25 torx driver, starting
in the middle of each upright, then the outer screws
and lastly the remaining two to evenly tighten.
3
8
7
NOTE: Do not over tighten as this may strip out.
Fastener will reach a noticable stopping point.
8
Attach plastic upright around the tube juncture,
placing rubber bumpers into the two ends of the
upright.
NOTE: The inside of the upright is stepped
to t correctly around the small and large
diameter tubes.
4
8
7
Upright is not positioned in
center of tube joint.

rev 05.14.19
6/6
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AMP RESEARCH BED X-TENDER™
AMP RESEARCH BEDXTENDER HD ™
10
When the BEDXTENDER is at the furthest rear position,
push down on the buckle to insert into tailgate latch. Tighten
straps. To release, pull tailgate handle.
NOTE: Ensure that buckles are properly inserted into
latches by pulling on the straps after both buckles have
been inserted.

rev 01.03.12
7/8
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Congratulations on your purchase of the
AMP Research BEDXTENDER HD.
Here’s what you need know...
BEDXTENDER HD™ OPERATION
With the tailgate open, place BEDXTENDER pivot pins into the left and right mounting
brackets. Rotate to 45 until it drops into place, then lower onto the open tailgate.
Flip BEDXTENDER out to contain cargo in the truck bed when the tailgate is open.
CAUTION! 200lb maximum load on open tailgate. Always distribute cargo evenly and
properly secure inside bed. Do not secure cargo to the BEDXTENDER or the tailgate.
Before driving, secure BEDXTENDER by locking the provided strap buckles into the
truck’s tailgate latches. To release, pull tailgate handle. NOTE: Ensure that both
buckles are properly locked into the latches by pulling up on each strap.
Flip BEDXTENDER forward and close the tailgate to keep smaller cargo safe and
organized.
LIMITED WARRANTY