AMP Research BedXTender HD MAX Series User manual

P/N 74817 rev 05.03.19
1/6
www.amp-research.com
ASSEMBLY & INSTALLATION GUIDE
1
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
TOOLS REQUIRED
Phillips screw driver
Torx T-25 driver
Power drill
1/8 and 21/64” 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
APPLICATION YEAR PART #
Chevy Colorado 2015 - 2019 74817-00A Silver
GMC Canyon 2015 - 2019 74817-01A Black

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AMP RESEARCH BEDXTENDER HD™
10 x4
M8 Bolt
11 x4
M8 Nut
PARTS LIST AND HARDWARE IDENTIFICATION
Quick Mount
Bracket Set
1x2 2x12
Center Tube
3x4 x2
4
Strap Buckle
Assembly
PT-Screw Bumper
6x2
Pivot Upright Assembly
7x2
Bumper Upright Outer
8x2
Bumper Upright Inner
9x3
Chevy Colorado
GMC Canyon
Bed Extender Drill Template
TAPE
TAPE
TAPE
TAPE
PASSENGER
Use center punch,
pilot drill (1/8”),then
drill final hole size (21/64”)
BEND UP 62°
BEND DOWN 65°
Chevy Colorado
GMC Canyon
Bed Extender Drill Template
TAPE
TAPE
TAPE
TAPE
DRIVER
Use center punch,
pilot drill (1/8”),then
drill final hole size (21/64”)
BEND UP 62°
BEND DOWN 65°
Center over Tailgate
Anchor Bolt
Center over Tailgate
Anchor Bolt
12
Driver Template
Passenger Template

P/N 74817 rev 05.03.19
3/6
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AMP RESEARCH BEDXTENDER HD™
1
2
Remove the 2 Phillips screws that are holding
the tail lights in place. Carefully pull back to
remove tail lights.
Tape template to vehicle to locate upper hole
Mounting Bracket. Mark (Center Punch) &
drill hole with 1/8” drill bit. Remove template
and drill out hole with 21/64” drill bit. Use file
to remove burrs. Apply primer to edge of hole.
Repeat for other side.
Place Mounting Bracket aligned with top hole. Allow
bracket to hang vertically. Mark (Center Punch)
location of lower hole using the bracket slot as a template.
Remove bracket. Drill hole with 1/8” drill bit then drill
out hole with 21/64” drill bit. Use file to remove burrs.
Apply primer to edge of hole. Allow primer to dry.
Assemble Mounting Bracket using the M8 bolts & nuts
as shown. Tighten & torque to 22ft. lbs. Replace the
tail light assembly. Repeat for other side.
MOUNTING BRACKET INSTALLATION - CHEVROLET COLORADO / GMC CANYON 2015
PLEASE READ ENTIRE INSTRUCTIONS BEFORE PROCEEDING WITH INSTALLATION
2X
Quick Mount Bracket
BENDDOWN 65º
DRIVER
Usecenter punch,
pilotdrill (1/8”),
then
drillnal hole size
(21/64”)
Chevy Colorado
GMC Canyon
Bed Extender Drill Template
BENDUP 62º
Centerover Tailgate
AnchorBolt
TAPE
TAPE
TAPE
TAPE
Chevy Colorado
GMC Canyon
Bed Extender Drill Template
BEND UP 62°
BEND DOWN 65°
DRIVER
Use center punch,
pilot drill (1/8”), then
drill final hole size (21/64”)
Center over Tailgate
Anchor Bolt
TAPE
TAPE
TAPE
TAPE
Center Punch & Drill
4x 4x
M8 Bolt M8 Nut

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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.
34
5 6
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.

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AMP RESEARCH BEDXTENDER HD™
BED X-TENDER ASSEMBLY – CONTINUED
7
8
NOTE: The inside of the upright is stepped to t correctly around the small and large diameter
tubes.
Attach plastic upright around the tube juncture, placing rubber bumpers into the two ends of the upright.
3
7
6
Upright is not positioned
in center of tube joint.
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.
8NOTE: Do not over tighten as this may strip out. Fastener will reach a noticeable stopping
point.
3
7
6