R 3500 P/U 2WD L6-292 4.8L (1987)
![background image](/gmc/r_3500_p/u_2wd/l6-292_4.8l/Page-778001.png)
Reverse Idler Gear: Specifications
Isuzu M-150 (77.5 mm) 4-Speed
Reverse gear to mainshaft nut ................................................................................................................................................................................. 95 ft. lbs.