Service Specifications

Transmission (thrust washer, 29 mm thickness)
Countershaft reverse gear thrust washer thickness 3.95 - 4.05 (0.156 - 0.159)
Countershaft reverse gear collar length
A
Standard (New) 26.95 - 27.05 (1.061 - 1.065)
Limit Wear or damage
B
Standard (New) 23.05 - 23.09 (0.907 - 0.909)
Limit Wear or damage
Transmission (thrust washer, 43 x 74 mm difference)
Countershaft 2nd gear collar length
Standard (New) 35.95 - 36.00 (1.415 - 1.417)
Limit Wear or damage
Countershaft 1st gear collar length
A
Standard (New) 27.95 - 28.05 (1.100 - 1.104)
Limit Wear or damage
B
Standard (New) 23.50 - 23.55 (0.925 - 0.927)
Limit Wear or damage
Countershaft 3rd gear collar length
A
Standard (New) 28.95 - 29.05 (1.140 - 1.144)
Limit Wear or damage
B
Standard (New) 24.02 - 24.05 (0.946 - 0.947)
Limit Wear or damage
Thrust washer, 45.5 x 60 mm thickness
(Countershaft 2nd gear/park gear)
1.27 - 1.30 (0.050 - 0.051)
1.32 - 1.35 (0.052 - 0.053)
1.37 - 1.40 (0.054 - 0.055)
1.42 - 1.45 (0.056 - 0.057)
1.47 - 1.50 (0.058 - 0.059)
1.52 - 1.55 (0.060 - 0.061)
1.57 - 1.60 (0.062 - 0.063)
1.62 - 1.65 (0.064 - 0.065)
1.67 - 1.70 (0.066 - 0.067)
1.72 - 1.75 (0.068 - 0.069)
1.77 - 1.80 (0.070 - 0.071)
1.82 - 1.85 (0.072 - 0.073)
1.87 - 1.90 (0.074 - 0.075)
I.D.
Mainshaft 4th gear
Standard (New) 59.000 - 59.016 (2.3228 - 2.3235)
Limit Wear or damage
Mainshaft 2nd gear
Standard (New) 40.000 - 40.016 (1.5748 - 1.5754)
Limit Wear or damage
Mainshaft 1st gear
Standard (New) 39.000 - 39.016 (1.535 - 1.536)
Limit Wear or damage
Countershaft 3rd gear
Standard (New) 54.000 - 54.016 (2.126 - 2.127)
Limit Wear or damage
Countershaft 2nd gear
Standard (New) 44.020 - 44.036 (1.733 - 1.734)
Limit Wear or damage
Countershaft 1st gear
Standard (New) 44.000 - 44.016 (1.732 - 1.733)
Limit Wear or damage
Countershaft reverse gear
Standard (New) 39.000 - 39.016 (1.535 - 1.536)
Limit Wear or damage
Reverse idler gear
Standard (New) 18.007 - 18.020 (0.7089 - 0.7094)
Limit Wear or damage
End play
Mainshaft 4th gear 0.03 - 0.18 (0.001 - 0.007)
1st/4th clutch
Standard (New) 0 - 0.08 (0 - 0.03)
Limit Adjust with a washer
Mainshaft 2nd gear 0.06 - 0.16 (0.002 - 0.006)
Mainshaft 1st gear 0.10 - 0.25 (0.004 - 0.010)
Countershaft 3rd gear 0.02 - 0.12 (0.001 - 0.005)
Countershaft 4th gear
Standard (New) 0 - 0.08 (0 - 0.003)
Limit Adjust with a washer
Countershaft 2nd gear
Standard (New) 0.05 - 0.13 (0.002 - 0.005)
Limit Adjust with a washer
Countershaft reverse gear 0.05 - 0.16 (0.002 - 0.006)
Reverse idler gear 0.03 - 0.30 (0.001 - 0.012)
Secondary driven gear shaft tapered roller bearing preload Nm (kgf-cm, inch lbs.)
Standard (New) 3.4 - 4.4 (35 - 45, 30 - 39)
Limit Adjust with a shim