With Chassis Cab

Screw, Lamp Body 1.8-2.6 N-m (16-23 Lb-In)
Nut and Washer, Rear Lamp Assembly 4-9 N-m (36-80 Lb-In)
Stud, Nut and Washer, Rear Lamp Bracket 16-27 N-m (12-20 Lb-In)