Tusk 1580370008 User manual

Tusk Top Rack: KTM 1090
Part#1580370008
Thanks for your purchase of the Tusk Top Rack.
This rack is made to handle extreme adventure riding, but works
great for the commuter as well. Please take note of the information
and instructions below to get the most out of your Tusk top rack.
Contents
1–Tusk Top Rack
2-M8 x 1.25 x 50mm Flat head cap screws
2-M8 x 1.25 x 30mm Flat head cap screws
2-M8 x 1.25 Flange Nuts
1–Nut Plate
2-Aluminum Spacers 1/2” dia x 17/32” Long
Assembly: Before you throw any packaging away, make sure you received all the necessary hardware:
Top Rack (1)
Machine Fitment
2017 KTM 1090
Nut Plate (1)
M8 x 1.25 Flange Nut (2)
M8 x 1.25 x 30 mm Flat head screw (2)
Aluminum Spacer (2)
M8 x 1.25 x 50 mm Flat head screw (2)

Rack installation
1. Using a torx tool remove the OEM rack adapter plate from your bike, save all hardware this adapter
plate will be reinstalled after drilling holes.
2. On the bottom side towards the rear of the plate locate the two round impressions and drill a 7/16”
hole the plate in both locations. Make sure the hole is centered in the impressions as close as pos-
sible, a center punch may be useful. See images below
Tusk Top Rack: KTM 1090
Part#1580370008
Drill 7/16” holes here
Remove 4 torx bolts Close up of impression
3. At the rear of the rack locate the two round cylinders and drill a 7/16” hole through the rack. See
images below.
4. Reinstall adapter plate on bike using OEM torx screws.
Four holes top view
Drill 7/16” holes here (2) Close up of cylinder

Install 50mm bolts here
Nut plate here
5. Place the top rack on the bike lining up the four holes and install the (2) M8 x 1.25 x 50mm flat
head bolts in the front two holes. Install the (2) M8 x 1.25 x 30mm flat head bolts into the rear two
holes. Install the two spacers and the M8 x 1.0 flange on the bolts in the front two holes. As shown
in the images below.
Tusk Top Rack: KTM 1090
Part#1580370008
Install 30mm bolts here
M8 nut and aluminum
spacer here
Nut Plate
7. Tighten all bolts and enjoy the use of your new Tusk Top Rack.
6. Install the nut plate under the rear of the rack. As shown in the images below.