5.10
BODY / STEERING / SUSPENSION
SEAT / HEAD REST
Seat Base / Seat Back / Head Rest Assembly
1. After attaching the frame to the vehicle, install the two headrests onto the frame using T-27 nuts. Install the bolts loosely, then
tighten to 4-6 ft. lbs. (5-8 Nm).
2. Make sure that the chimney nuts are centered in the mounting hole of the seat back base. Place the seat back cover over the
seat back base.
3. Using the illustrations for reference, install the seat back base and seat back cover onto the cab frame. NOTE: Be sure the
indented section of the seat back is positioned upward.
4. Insert T-27 nuts through the mounting strap and into the seat back. Install all of the T-27 nuts loosely, then tighten to 4-6 ft.
lbs. (5-8 Nm).
5. Install the bolts and nuts that secure the seat belt assemblies to the rear of the seat frame. Tighten to 38-42 ft. lbs. (51-57 Nm).
6. Check all nuts and bolts for proper torque and installation.
T-27
Step 3
Indented Section of Seat
4-6 ft. lbs.
(5-8 Nm)
38-42 ft. lbs.
(51-57 Nm)
Chimney Nut
Seat
Mounting
Strap
Seat Back Cushion
Bolt
Seat Back Base
Seat Back Cover
T-27
4-6 ft. lbs.
(5-8 Nm)
1
4
5
5
Step 2