Name Ext. inf. A* Part number A
001 Shaft, input (1988-90)(*03) 23049683 -
001 Shaft, input (1991) 88959246 -
002 Ring, syn blocking(2 reqd)(acdelco #8672050) 08672050 -
003 Bearing, pilot(acdelco #12544738) 12544738 -
006 Ring kit, input shaft snap(*kit2) 08672928 -
007 Synchronizer, 3/4 (incl 8-12) 88934829 -
008 Sleeve, synchronizer (part of 7)(*02) -
009 Ball, synchronizer detent (part of 7)(*02, kit2) -
010 Spring, 1-2, 3-4, 5th synchronizer (part of 7)(*02, kit2) -
011 Key, 1st & 2nd gear synchronizer (part of 7)(as reqd) -
012 Hub, synchronizer (part of 7) -
013 Gear, 3rd speed (1988-90)(*03) 23049694 -
013 Gear, 3rd speed (1991) 88934831 -
014 Bearing, needle (3rd gear)(acdelco #23049697) 23049697 -
015 Ring, 3rd & 4th gr syn ret(44x52x2. 0)(4. 416) 23049986 -
015 Ring, 3rd & 4th gr syn ret(44x52x1. 95)(4. 416) 23049987 -
015 Ring, 3rd & 4th gr syn ret(44x52x1. 90)(4. 416) 23049988 -
015 Ring, 3rd & 4th gr syn ret(44x51x1. 85)(4. 416) 23049989 -
016 Race, inner 2nd gear needle bearing(*03) -
017 Bearing, needle (1st, 2nd, rev gears)(3 reqd)(acdelco #8680487) 08680487 -
018 Gear, 2nd speed (1988-90)(*03) 23049698 -
018 Gear, 2nd speed (1991) 08672629 -
018 Ring kit, trans mainshaft 2nd gear snap)(serviced by components -
019 Synchronizer, 1/2(*03) -
019 Ring, 2nd gr thr wa ret(as reqd)(incl 9, 10, 20, 21) 08672222 -
020 Sleeve, synchronizer(*03) -
021 Hub, synchronizer(*03) -
022 Gear, 1st speed (1988-90)(*03) 23049701 -
022 Gear, 1st speed (1991) 12543819 -
024 Shaft, output (reman)(1988-89)(*03) 08672972 -
024 Shaft, output (1990)(*03) -
024 Shaft, main(1991) 08672612 -
025 Gear, reverse (1988-1990)(*kit3) -
025 Gear, reverse speed (1991) 12543818 -
027 Ring, spiral lock(*02) -
028 Hub, synchronizer(*02) -
029 Ring, 5th & rev gr syn ret(52x60x2. 2) 23049724 -
029 Ring, 5th & rev gr syn ret(52x60x2. 15) 23049725 -
029 Ring, 5th & rev gr syn ret(52x60x2. 1) 23049726 -
029 Ring, 5th & rev gr syn ret(52x60x2. 05) 23049727 -
030 Bearing, needle (5th gear) 23049693 -
031 Gear, 5th speed (1988-90)(*03) 23049690 -
031 Gear, 5th speed (1991) 08672616 -
033 Bearing, output shaft (1988, 1989 1st des w/9kdu)(incl 34-38)(*03) 23049495 -
033 Bearing, output shaft (1989 2nd des w/0kdu, 1990-91)(acdelco #88996720) 88996720 -
034 Race, roller bearing (part of 33) -
035 Bearing, roller (part of 33) -
036 Race, ball bearing inner (part of 33) -
037 Race, bearing asm outer (part of 33) -
038 Race, ball bearing outer (part of 33) -
039 Ring, threaded thrust (otr)(*03) 23049752 -
040 Ring, w/ball & washer(*kit1, kit2) 08672914 -
041 Ring, threaded thrust (inr)(*03) 23049751 -
042 Pin, spring (m4. 3x16, 1070 zp, cham ends)(*kit2) -
043 Ring kit, output shaft snap 08672928 -
047 Ring, reverse idler snap(i. d. 36. 5mm, o. d. 40. 5mm, 1. 95mm up to 2. 0mm thick)(*kit1) -
048 Washer, thrust (spl)(1988, 1989 1st des w/9kdu)(m40. 1x57x4. 95)(*kit1) 23049744 -
048 Washer, rev idler gr thr(spl)(1989 2nd des w/0kdu, 1990-91)(*kit1) 08672203 -
049 Gear, reverse (24t)(reman)(1988) 08672976 -
049 Gear, reverse (24t)(reman)(1989 w/trans codes 9ccu, 9kdu - 1st des) 08672976 -
049 Gear, rev idler(24t)(1989 w/trans codes occu, codu- 2nd des) 08672202 -
049 Gear, rev idler(24t)(1990-91) 08672202 -
050 Bearing, needle (1988, 1989 1st des w/9kdu)(3 reqd) 23049741 -
050 Bearing, needle (1989 2nd des w/0kdu, 1990-91)(3 reqd) 08672201 -
051 Shaft, reverse idler (reman)(1988, 1989 1st des w/9kdu)(part of service trans -
051 Shaft, reverse idler (1989 2nd des w/0kdu, 1990-91) 08672200 -
052 Seal, o-ring(*kit1, kit2) -
054 Shaft, counter (1988-89)(*03) -
054 Shaft, counter (1990)(incl 55) 23049687 -
054 Shaft, counter (1991)(incl 55) 08677746 -
055 Gear, counter shaft-5th (part of 54) -
200 Housing, frt (1988-90)(*03) -
200 Housing, clu(1991) 08672597 -
201 Bearing, countershaft (1988-90)(*03) -
201 Bearing, countershaft (1991)(incl 202, 203)(acdelco #8677696) 08677696 -
202 Race, countershaft bearing (part of 201) -
203 Bearing, countershaft (1988-90)(part of 201) -
203 Bearing, countershaft (1991)(part of 201)(acdelco #8677696) 08677696 -
212 Shim kit, m/trns(output shaft bearing) 08672921 -
301 Housing, complete rear (1988-89)(*03) -
301 Housing, complete rear (1990)(*03) -
301 Case, trans rr(1991) 08672602 -
303 Retainer, output shaft bearing (1988-89) 23049828 -
303 Retainer, main shf brg(1990-91)(c shaped)(4. 353) 08672266 -
306 Bolt, hex (m8x1. 25x22, full thd, 9. 8)(as reqd) 11513805 -
310 Retainer, rev idler gr shf 23049747 -
311 Bolt, hex socket (m8x1. 25x50, 12. 9 pzor)(as reqd) 11092971 -
312 Bolt, rear case -
313 See service kits below -
K01 Idler kit, reverse (incl 40, 47, 48, 52)(*01) 08672933 -
K02 Transmission kit, manual (incl 6, 9, 10, 40, 42, 52)(*01) 08672952 -
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