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# G50 / G55 MANUAL TRANSMISSION > SERVICE DATA

MANUAL TRANSMISSION EXTENSION HOUSING OIL SEAL
Manual transmission extension housing oil seal | 0+-0.5 mm (0+-0.0197 in.)

MANUAL TRANSMISSION UNIT
Counter shaft 5th gear thrust clearance | Standard | 0.100 to 0.300 mm (0.0039 to 0.0117 in.)
Maximum | 0.300 mm (0.0117 in.)
Counter gear rear shaft snap ring thickness | A | 2.8 to 2.85 mm (0.110 to 0.112 in.)
B | 2.85 to 2.90 mm (0.112 to 0.114 in.)
C | 2.90 to 2.95 mm (0.114 to 0.116 in.)
D | 2.95 to 3.00 mm (0.116 to 0.118 in.)
E | 3.00 to 3.05 mm (0.118 to 0.120 in.)
F | 3.05 to 3.10 mm (0.120 to 0.122 in.)
G | 3.10 to 3.15 mm (0.122 to 0.124 in.)
Reverse idler gear radial clearance | Standard | 0.04 to 0.08 mm (0.0016 to 0.0031 in.)
Maximum | 0.08 mm (0.031 in.)
Reverse idler gear clearance | Standard | 0.05 to 0.35 mm (0.0020 to 0.0138 in.)
Maximum | 0.35 mm (0.0138 in.)
Transmission front bearing retainer oil seal depth | 12.2 to 13.2 mm (0.480 to 0.520 in.)
Extension housing oil seal depth | 0+-0.5 mm (0 to 0.0196 in.)

INPUT SHAFT
Synchronizer ring No. 1 clearance | 1.0 to 2.0 mm (0.0394 to 0.0787 in.)
Input shaft shim clearance | Standard | 0.1 mm (0.0039 in.) or less
Front bearing shaft snap ring thickness | 0 | 2.05 to 2.10 mm (0.0807 to 0.0827 in.)
1 | 2.10 to 2.15 mm (0.0827 to 0.0847 in.)
2 | 2.15 to 2.20 mm (0.0847 to 0.0866 in.)
3 | 2.20 to 2.25 mm (0.0866 to 0.0886 in.)
4 | 2.25 to 2.30 mm (0.0886 to 0.0906 in.)
5 | 2.30 to 2.35 mm (0.0906 to 0.0925 in.)

OUTPUT SHAFT
1st gear thrust clearance | 0.1 to 0.25 mm (0.0039 to 0.0098 in.)
2nd gear thrust clearance | 0.1 to 0.25 mm (0.0039 to 0.0098 in.)
3rd gear thrust clearance | 0.1 to 0.25 mm (0.0039 to 0.0098 in.)
1st gear radial clearance | 0.009 to 0.056 mm (0.0004 to 0.0022 in.)
2nd gear radial clearance | 0.008 to 0.034 mm (0.0003 to 0.00134 in.)
3rd gear radial clearance | 0.008 to 0.034 mm (0.0003 to 0.00134 in.)
Output shaft outer diameter | Standard: Part A | 34.984 to 35.000 mm (1.3773 to 1.3780 in.)
Standard: Part B | 37.984 to 38.000 mm (1.4954 to 1.4960 in.)
Standard: Part C | 30.384 to 30.400 mm (1.1962 to 1.1968 in.)
Standard: Part D | 30.002 to 30.018 mm (1.1812 to 1.1818 in.)
Maximum: Part A | 30.384 mm (1.1962 in.)
Maximum: Part B | 37.984 mm (1.4954 in.)
Maximum: Part C | 34.984 mm (1.3773 in.)
Maximum: Part D | 30.002 mm (1.1812 in.)
Output shaft flange thickness | Standard | 4.80 to 5.20 mm (0.1890 to 0.2047 in.)
Maximum | 4.80 mm (0.1890 in.)
1st gear bearing inner race thickness | Standard | 4.00 to 4.20 mm (0.1575 to 0.1654 in.)
Maximum | 4.00 mm (0.1575 in.)
1st gear bearing inner race outer diameter | Standard | 38.985 to 39.000 mm (1.5348 to 1.5354 in.)
Maximum | 38.985 mm (1.5348 in.)
Synchronizer ring No. 1 (for 1st gear) clearance | 1.0 to 2.0 mm (0.0394 to 0.0787 in.)
Synchronizer ring No. 1 (for 2nd gear) clearance | 1.0 to 2.0 mm (0.0394 to 0.0787 in.)
Synchronizer ring No. 2 clearance | 1.0 to 2.0 mm (0.0394 to 0.0787 in.)
Reverse gear clearance | Standard | 0.15 to 0.35 mm (0.0059 to 0.0138 in.)
Maximum | 0.35 mm (0.0138 in.)
Transmission hub sleeve no. 2 clearance | 0.15 to 0.35 mm (0.0059 to 0.0138 in.)
1st gear inside diameter | Standard | 44.015 to 44.040 mm (1.7329 to 1.7339 in.)
Maximum | 44.040 mm (1.7339 in.)
2nd gear inside diameter | Standard | 44.015 to 44.040 mm (1.7329 to 1.7339 in.)
Maximum | 44.040 mm (1.7339 in.)
3rd gear inside diameter | Standard | 44.015 to 44.040 mm (1.7329 to 1.7339 in.)
Maximum | 44.040 mm (1.7339 in.)
Transmission clutch hub No. 2 clearance | 0.1 mm (0.0039 in.) or less
Clutch hub shaft snap ring thickness | C to 1 | 1.75 to 1.80 mm (0.0689 to 0.0709 in.)
D | 1.80 to 1.85 mm (0.0709 to 0.0728 in.)
D to 1 | 1.85 to 1.90 mm (0.0728 to 0.0748 in.)
E | 1.90 to 1.95 mm (0.0748 to 0.0768 in.)
E to 1 | 1.95 to 2.00 mm (0.0768 to 0.0787 in.)
F | 2.00 to 2.05 mm (0.0787 to 0.0807 in.)
F to 1 | 2.05 to 2.10 mm (0.0807 to 0.0827 in.)
5th gear clearance | 0.1 mm (0.0039 in.) or less
Output shaft bearing shaft snap ring | A | 2.67 to 2.72 mm (0.1051 to 0.1071 in.)
B | 2.73 to 2.78 mm (0.1075 to 0.1094 in.)
C | 2.79 to 2.84 mm (0.1098 to 0.1118 in.)
D | 2.85 to 2.90 mm (0.1122 to 0.1141 in.)
E | 2.91 to 2.96 mm (0.1146 to 0.1165 in.)
F | 2.97 to 3.02 mm (0.1169 to 0.1189 in.)
G | 3.03 to 3.08 mm (0.1193 to 0.1213 in.)
H | 3.09 to 3.14 mm (0.1217 to 0.1236 in.)
J | 3.15 to 3.20 mm (0.1240 to 0.1260 in.)
K | 3.21 to 3.26 mm (0.1264 to 0.1283 in.)
L | 3.27 to 3.32 mm (0.1287 to 0.1307 in.)

COUNTER GEAR AND REVERSE IDLER GEAR
Counter shaft 5th gear radial clearance | 0.008 to 0.034 mm (0.0003 to 0.00134 in.)
Synchronizer ring No. 3 clearance | 0.65 to 1.35 mm (0.0256 to 0.0531 in.)
Transmission hub sleeve No. 3 clearance | 0.25 to 0.45 mm (0.0098 to 0.0177 in.)
Counter shaft 5th gear inside diameter | Standard | 33.015 to 33.040 mm (1.2998 to 1.3008 in.)
Maximum | 33.040 mm (1.3008 in.)
Counter gear journal outer diameter | Standard | 25.984 to 26.000 mm (1.0230 to 1.0236 in.)
Maximum | 26.000 mm (1.0236 in.)
Counter gear clearance | 0.1 mm (0.0039 in.) or less
Counter gear front bearing snap ring No. 2 thickness | 1 | 2.05 to 2.10 mm (0.0807 to 0.0827 in.)
2 | 2.10 to 2.15 mm (0.0827 to 0.0847 in.)
3 | 2.15 to 2.20 mm (0.0847 to 0.0866 in.)
4 | 2.20 to 2.25 mm (0.0866 to 0.0886 in.)
5 | 2.25 to 2.30 mm (0.0886 to 0.0906 in.)
6 | 2.30 to 2.35 mm (0.0906 to 0.0925 in.)