Item Model Description Part # Dodge # Gm #
1. GM 1992 Only Speedo Drive Gear 1.448" I.D. 16798 15635279
GM 1993-1995 Speedo Drive Gear 1.506" I.D. 18777
s/s by 23675 		12546679
Dodge 4x2 Heavy Duty Only Speedo Drive Gear 18881 4762963
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1a. Dodge 4x2 Heavy Duty Only Snap Ring Speedo Drive Gear 18377
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2. All GM 95-Up All L.D. Dodge M/S O/D Gear 5.61 Ratio 22 Tooth 16999 4637798 12548339
All Dodge H.D. M/S O/D Gear 5.61 Ratio 22 Tooth 18164 4741551
All GM 1992-1994 M/S O/D Gear 6.34 Ratio 19 Tooth 16797
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3. All Models Bearing M/S Rear Use w/16801 Cup 16802 4637771 15635253
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4. All Models Washer Reverse Gear Thrust 16797 4637763 15635252
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5. All Dodge Models 1992-1996 Reverse Gear M/S 39 Tooth 17309 463770
All Dodge 97-up & GM 99-Up Reverse Gear M/S 35 Tooth 23271
s/s by 29552
All GM Models 1992-1996 Reverse Gear M/S 39 Tooth 17308 15637292
All GM Models 1997-98 Reverse Gear M/S 35 Tooth 23267
All GM Models 1999-2000 Reverse Gear M/S 35 Tooth 29551
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6. All Models Sleeve Reverse Gear 17306 4637861 15637291
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6a. All Dodge 1992-1996 Reverse Synchro Assy. Less 24024
Includes Items 17299, 17346, 17306 		17583K 4723003
All Dodge 97-Up & GM 99-Up Reverse Synchro Assy. Less 24024
Includes Items 17299, 17346, 17306 		29552K
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6b. All Dodge
All GM 96-Up 		Reverse Synchro Ring 17307
s/s by 2402AM 		4637761 15637298
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7. All Models Bearing Reverse Gear 16803 4627761 15635250
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8. All Models Bearing Reverse Gear 16793
s/s by 23195 		4637762 15635251
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9. All Models Retaining Ring 15207 4219085 14037974
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10. All 1992 GM Models Reverse Gear Clutch 17304 15637290
All GM Models 1993-1998 Reverse Gear Clutch 18920 12547203
All GM Models 1999-2000 Reverse Gear Clutch 18923 4723009
All 1992 Dodge Models Reverse Gear Clutch 17305 4637757
All Dodge 1993-Up Reverse Gear Clutch 18923 4723009
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11. All Models Bearing M/S 1st Gear 21503
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12. All Models 1st Gear M/S 39 Tooth 17290 4637728 15637279
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13. GM 1992 C-Truck 4x2 Mainshaft Replaced by 18779
Use w/ 23675 Speedo Gear
20 1/4" O.A.L.		 17276
s/s by 23676
s/s by 25330		 15637463
GM 1993-Up C-Truck 4x2 Mainshaft Use w/23675
Speedo Gear 20 1/4" O.A.L. 		18779
s/s by 23676
s/s by 25330		 12546682

GM 1992-Up K-Truck 4x4

 Mainshaft 19 3/4 O.A.L. 17277
s/s by 25329
s/s by 27170		 15637996
GM 1992 P-Truck Mainshaft Replaced by 18780
Use w/ 23675 Speedo Gear 24 1/2" 		17278
s/s by 18780
s/s by 25331		 15637464
GM P-Truck 1993-Up Mainshaft Use w/ 23675 Speedo
Gear 24 1/2" O.A. L. 		18780
s/s by 25331 		15637464
GM 1992 GMT-455 Mainshaft Replaced by 18778 17279
s/s by 18779
s/s by 25332		 15637272
GM GMT-455 1993-Up Mainshaft Use w/ 23675
Speedo Gear 		18778
s/s by 25332 		12546680
Dodge 1992 L.D. 4x2 Mainshaft 24 1/2" O.A.L. 17281
s/s by 25324
s/s by 27172		 4637714
Dodge 1992 L.D. 4x4 Mainshaft 17 3/4" O.A.L. 23 Spline 17281
s/s by 18339
s/s by 25326
s/s by 27171 		4637711
Dodge 1993-1997 L.D. 4x2 Mainshaft 24 1/2" O.A.L. 18184
s/s by 25324
s/s by 27172		 4741467
Dodge 1998-Up L.D. 4x2 Mainshaft 24 1/2" O.A.L. 27174 05003037AA
Dodge 1994-1997 H.D. 4x2 Mainshaft 24 1/2" O.A.L. 31 Spline 18159
s/s by 25325
s/s by 27176		 4741468
Dodge 1994-2000 H.D. 4x2 Mainshaft Full Spline for
5th Gear Area 		27176L
Dodge 1998-Up H.D. 4x2 Mainshaft 24 1/2" O.A.L. 31 Spline 30306 05016381AA
Dodge 1993-Up L.D. 4x4 Mainshaft 17 3/4" O.A.L. 18339
s/s by 25326
s/s by 27171		 4741469
Dodge 1994-Up H.D. 4x4 Mainshaft 17 3/4" O.A.L. 18180
s/s by 25328
s/s by 27173		 4741472
Dodge 1994-2000 H.D. 4x4 Mainshaft Full Splined 5th Gear Area 27173L
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14. All GM Models Small Parts Kit SP4500-50GM
Small Parts Kit SP4500-50D
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15. All Models Pin Thrust Washer Retainer (2 Req) 99086 2952592 9431704
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16. All Models Retaining Ring M/S Bearing (4 Req) 16875 4637716 15635217
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17. All Models Synchro Ring Inner (2 Req) 17084 4637717 15635216
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18. All Models Synchro Ring Center (2 Req) 17078 4637718 15635219
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19. All Models Synchro Ring Outer (2 Req) 17284 4637719 15637274
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20. All Models Synchro Spring Top 17286 4637724 15637277
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20a. All Models Synchro Spring Bottom 17287
s/s by 23677 		4637725 15637278
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21. All Models Synchro Spring (4 Req) 17285
s/s by
14082096		 4637720 14072096
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22. All Models Synchro Strut (4 Req) 17289 4637721 1563275
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23. All Models Synchro Block (4 Req) 17144 4637723 15635224
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24. All Models Hub 1/2 Synchro 17282 4637709 15637273
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25. All Models Sleeve 1/2 Synchro 17283 4637722 15637276
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25a. All Models Synchro Assy 1/2 Includes Items
20, 20a, 21, 22, 23, 24 & 25 		17579
s/s by 20233
s/s by 23678		 4723007 12540298
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26. All Models 2nd Gear M/S 37 Tooth 17293 4637730 15637281
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27. All Models Bearing M/S 2nd Gear 21503
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28. All Models Thrust Washer 3rd Gear 16795 4637732 15635232
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29. All Models Retaining Ring 3rd Gear 16794 4637733 15635233
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30. All Models Spacer 3rd Gear M/S 16792
s/s by 23193 		4637737 15635239
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31. All Dodge & 95-Up GM 3rd Gear M/S 5.61 Ratio 29 Tooth 18918
s/s by 23709
s/s by 23712		 4773011 2548480
GM 1992-1994 3rd Gear M/S 6.34 Ration 28 Tooth 18922 12542867
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32. All Models Bearing Use w/ 16792 Spacer 21504
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33. All Models Synchro Assy 3.-4 Incl. Items
17301, 18321, 17299, 17346
Less 24025		 18412K 4740824 12542865
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33a. All Models Spring (3 Req) 17346 4637740 15637912
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33b. All Models Strut (3 Req) 17299 4637738 15637285
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34. All Models Synchro Ring (2 Req) 17298
s/s by 24025AM 		4637739 15637286
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35. All Models Sycchro Hub 3-4 17301 467753 15637287
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36. All Models Synchro Sleeve 18321 12542866
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37. All GM & 930Up Dodge Drive Gear Clutch 18919
s/s by 21313 		4773007 125472022
Dodge 1992 Models Drive Gear Clutch 18322 4740821
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38. All Models Thrust Bearing Main Drive Gear 16807 4637775 15635245
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39. All Models Pocket Bearing Main Drive Gear 16805 46347774 15638007
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40. All GM 1992-1994 Main Drive Gear 6.34 Ratio
20 Tooth, 10 Spline 		17310 156372933
GM 1995-Up Main Drive Gear 5.61 Ratio
22 Tooth, 10 Spline 		20018 1254883
All Dodge 1992-1993 Main Drive Gear
22 Tooth, 19 Spline 		17311 4637772
All L.D. Dodge 1994-Up Main Drive Gear
22 Tooth, 10 Spline 1 1/8" 		18358
s/s by 25354 		4741540
All H.D. Dodge 1994-Up Main Drive Gear
22 Tooth, 10 Spline 1 1/4" 		18160
s/s by 25356 		4741541
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41. All Models Bearing Cone Main Drive Gear
Use with 17506 Cup 		17505 4723145 15665236
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