ZR51 Performance
Table of Content
S6-40
Transmission
Engine Model L 98 / LT 1 / LT 4
02
Engine Model LT 5 (ZR1)
03
Countershaft Group
06
Gear Shift Lever Group
11
Kits
13
S6-40 Transmission - Engine Model L 98 / LT 1 / LT
4
|
ZF Reman # |
ZF Part # |
Model Year |
Engine |
Shifter
Style |
Torque
(Nm) |
|
1052
000 032ZW |
1052 000 032 |
1989 |
L 98 |
Lift Ring |
610 Nm |
|
1052
000 036ZW |
1052 000 036 |
1990 –
1991 |
L 98 |
Lift Ring |
610 Nm |
|
1052
000 044ZW |
1052 000 044 |
1992 –
1993 |
LT 1 |
Lift Ring |
610 Nm |
|
1052
000 046ZW |
1052 000 046 |
1993 |
LT 1 |
Lift Ring |
540 Nm |
|
1052
000 084ZW |
1052 000 084 |
1994 |
LT 1 |
Lift Ring |
540 Nm |
|
1052
000 089ZW |
1052 000 089 |
1995
– 1996 |
LT 1/LT 4 |
Crash Thru |
540 Nm |

Gear
Ratios
|
Input Torque (ft./lbs.) |
1st Gear |
2nd Gear |
3rd Gear |
4th Gear |
5th Gear |
6th Gear |
Rev Gear |
Mass (lbs.) |
Oil
Capacity (L) |
|
400 |
2.68 |
1.80 |
1.29 |
1.00 |
0.75 |
0.50 |
2.50 |
160 |
2.2 |
|
450 |
2.68 |
1.80 |
1.29 |
1.00 |
0.75 |
0.50 |
2.50 |
160 |
2.2 |
All
units must use ZF recommended GM Oil (GM Part # 1052931) or Castrol
Formula RS 10W60.
S6-40 Transmission - Engine Model LT 5 (ZR1)
|
ZF Reman # |
ZF Part # |
Model Year |
Engine |
Shifter
Style |
Torque
(Nm) |
|
1052
000 031ZW |
1052 000 031 |
1989 –
1990 |
LT 5 |
Lift Ring |
610 Nm |
|
1052
000 035ZW |
1052 000 035 |
1991 |
LT 5 |
Lift Ring |
610 Nm |
|
1052
000 045ZW |
1052 000 045 |
1992 –
1993 |
LT 5 |
Lift Ring |
610 Nm |
|
1052
000 047ZW |
1052 000 047 |
1993 |
LT 5 |
Lift Ring |
540 Nm |
|
1052
000 081ZW |
1052 000 081 |
1994 |
LT 5 |
Lift Ring |
540 Nm |
|
1052
000 087ZW |
1052 000 087 |
1995
– 1996 |
LT 5 |
Crash Thru |
540 Nm |

Gear
Ratios
|
Input Torque (ft./lbs.) |
1st Gear |
2nd Gear |
3rd Gear |
4th Gear |
5th Gear |
6th Gear |
Rev Gear |
Mass (lbs.) |
Oil
Capacity (L) |
|
400 |
2.68 |
1.80 |
1.29 |
1.00 |
0.75 |
0.50 |
2.50 |
160 |
2.2 |
|
450 |
2.68 |
1.80 |
1.29 |
1.00 |
0.75 |
0.50 |
2.50 |
160 |
2.2 |
All
units must use ZF recommended GM Oil (GM Part # 1052931) or Castrol
Formula RS 10W60.
S6-40 Spare Parts - Gearbox Housing Group
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
101 |
1052 301 133 |
Main Housing |
All |
|
103 |
0636 104 141 |
Cap Screw M8x30 |
All |
|
106 |
1052 301 069 |
Screw Plug M24x1.5 |
All |
|
109 |
0631 306 154 |
Cylindrical Pin M6x25 |
All |
|
110 |
1048 301 010 |
Magnet |
All |
|
112 |
1052 301 079 |
Rear Housing |
All |
|
113 |
1052 301 108 |
Fixing Plate |
All |
|
114 |
0630 302 111 |
Spring Washer |
All |
|
115 |
0636 010 631 |
Hexagon Screw M8x65 |
All |
|
117** |
1052 201 038 |
Bleeder Set |
All |
|
120 |
1052 301 071 |
Support Ring |
All |
|
121 |
1052 201 036 |
Speedo Cover |
All |
|
122 |
0636 015 435 |
Hexagon Screw M8x30 |
All |
|
124 |
0636 015 434 |
Hexagon Screw M8x40 |
All |
|
127 |
0501 310 946 |
Reverse Light Switch |
All |
|
129 |
1052 301 070 |
Connection Plate |
All |
|
131 |
1052 301 114 |
Guide Tube |
084/089 |
|
131 |
1052 301 115 |
Guide Tube |
081/087 |
|
131 |
1052 301 130 |
Guide Tube |
031/035/045/047 |
|
131 |
1052 301 132 |
Guide Tube |
032/036/044/046 |
|
143 |
0637 835 802 |
Union Screw |
All |
**
Only available as complete set
|
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|
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S6-40 Spare Parts – Input Shaft Group
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
205 |
1052 202 015 |
Input Shaft |
031/035/045/047/081/087 |
|
205 |
1052 202 016 |
Input Shaft |
032/036/044/046/084/089 |
|
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|
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S6-40 Spare Parts – Countershaft Group
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
306 |
1052 303 015 |
4th Counter Gear |
All |
|
307 |
1052 303 016 |
3rd Counter Gear (610Nm) |
031/032/035/036/044/045 |
|
307 |
1052 303 066 |
3rd Counter Gear |
046/047/081/084/087/089 |
|
309 |
1052 203 008 |
6th Speed Gear (610Nm) |
031/032/035/036/044/045 |
|
309 |
1052 203 019 |
6th Speed Gear |
046/047/081/084/087/089 |
|
315 |
1052 303 036 |
5/6 Synchronizer Body |
All |
|
316 |
1052 303 037 |
5/6 Sliding Sleeve |
All |
|
317 |
1052 203 007 |
5th Speed Gear (610Nm) |
031/032/035/036/044/045 |
|
317 |
1052 203 018 |
5th Speed Gear |
046/047/081/084/087/089 |
|
319 |
1052 303 022 |
1/2/Rev Countershaft (610Nm) |
031/032/035/036/044/045 |
|
319 |
1052 303 056 |
1/2/Rev Countershaft |
046/047/081/084/087/089 |
|
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|
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S6-40 Spare Parts – Main Shaft Group
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
407 |
1052 304 120 |
3/4 Synchronizer Body |
All |
|
408 |
1052 304 153 |
3/4 Sliding Sleeve |
All |
|
409 |
1052 204 026 |
3rd Speed Gear (610Nm) |
031/032/035/036/044/045 |
|
409 |
1052 204 043 |
3rd Speed Gear |
046/047/081/084/087/089 |
|
411 |
1052 304 088 |
Main Shaft (610Nm) |
031/032/035/036/044/045 |
|
411 |
1052 304 165 |
Main Shaft |
046/047/081/084/087/089 |
|
413 |
1052 204 031 |
2nd Speed Gear (610Nm) |
031/032/035/036/044/045 |
|
413 |
1052 204 044 |
2nd Speed Gear |
046/047/081/084/087/089 |
|
418 |
1052 304 143 |
1/2 Synchronizer Body |
All |
|
420 |
1052 304 152 |
1/2 Sliding Sleeve |
All |
|
424 |
1052 204 040 |
1st Speed Gear |
046/047/081/084/087/089 |
|
424 |
1052 204 045 |
1st Speed Gear (610Nm) |
031/032/035/036/044/045 |
|
425 |
0730 107 016 |
Thrust Washer 46.03x73x6 |
All |
|
427 |
1052 204 025 |
Gear, Main Shaft Reverse (610Nm) |
031/032/035/036/044/045 |
|
427 |
1052 204 041 |
Gear, Main Shaft Reverse |
046/047/081/084/087/089 |
|
431 |
1052 304 127 |
Rev Synchronizer Body |
All |
|
432 |
1052 304 151 |
Rev Sliding Sleeve |
All |
|
435 |
1052 304 130 |
Ring |
All |
|
436 |
1052 304 149 |
Snap Ring |
All |
|
441 |
0730 104 435 |
Washer 35.1x44.9x2.55 |
All |
|
442 |
0501 310 389 |
Speedo Gear |
All |
|
443 |
0501 310 390 |
Tab Washer |
All |
S6-40
6-Speed Transmission and Spare Parts Catalog Q Only available in Kits
S6-40 Spare Parts – Reverse Idler Group
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
501 |
1052 305 002 |
Reverse Idler Gear (610Nm) |
031/032/035/036/044/045 |
|
501 |
1052 305 042 |
Reverse Idler Gear |
046/047/081/084/087/089 |
|
503 |
1052 305 004 |
Reverse Idler Shaft |
All |
|
506 |
1052 305 037 |
Cover |
All |
|
508 |
0636 015 393 |
Hexagon Screw M8x50 |
All |
|
509 |
0636 015 436 |
Hexagon Screw M8x25 |
All |
|
510 |
1052 305 039 |
Stud Screw |
All |

|
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|
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S6-40 Spare Parts – Gear Shift System Group
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
601 |
1052 206 044 |
3/4 Gear Shift Rail |
All |
|
602 |
1052 306 125 |
Sliding Shoe |
All |
|
604 |
0732 041 452 |
Compression Spring |
All |
|
605 |
1053 306 133 |
Detent Pin |
All |
|
606 |
1052 306 137 |
Pressure Pin |
All |
|
607 |
1052 306 124 |
Rev Gear Shift Rail |
All |
|
608 |
0770 060 783 |
Compression Spring |
All |
|
609 |
1052 306 173 |
Rev Gear Shift Fork |
All |
|
610 |
0631 329 070 |
Slot Pin 6x32 |
All |
|
611 |
0631 329 152 |
Slot Pin 3.5x32 |
All |
|
612 |
0750 115 238 |
Ball Sleeve 18x24x24 |
All |
|
613 |
1052 306 103 |
Stop |
All |
|
614 |
0630 531 203 |
V-Ring |
All |
|
615 |
1052 206 028 |
Gear Shift Shaft |
031/032/035/036/044/045/046/047/081/084 |
|
615 |
1052 206 045 |
Gear Shift Shaft |
087/089 |
|
616 |
1052 306 104 |
Stop |
All |
|
618 |
0635 460 115 |
Ball 14mm |
All |
|
619 |
1052 306 127 |
Locking Pin |
All |
S6-40 Spare Parts – Gear Shift System Group
(Continued)
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
620 |
1052 306 128 |
Locking Pin |
All |
|
621 |
1052 306 121 |
1/2 Gear Shift Rail |
All |
|
622 |
1052 306 151 |
1/2 Gear Shift Fork |
All |
|
623 |
0631 329 071 |
Slot Pin 6x36 |
All |
|
624 |
0631 329 029 |
Slot Pin 3.5x36 |
All |
|
625 |
1052 306 123 |
5/6 Gear Shift Rail |
All |
|
626 |
1052 206 024 |
5/6 Gear Shift Fork |
All |
|
627 |
1052 306 204 |
Ball Roller |
All |
|
628 |
0770 060 840 |
Compression Spring |
035/036/044/045/046/047/081/084/087/089 |
|
629 |
0770 060 791 |
Compression Spring |
All |
|
630 |
1052 306 120 |
Screw Plug M22x1.5 |
All |
|
631 |
1052 306 111 |
Bushing |
031/032 |
|
631 |
1052 306 142 |
Bushing |
035/036/044/045/046/047/081/084/087/089 |
|
632 |
0732 042 152 |
Compression Spring |
All |
|
633 |
1052 306 112 |
Pin |
031/032 |
|
633 |
1052 306 141 |
Pin |
035/036/044/045/046/047/081/084/087/089 |
|
635 |
1052 206 022 |
Magnet Shift Solenoid |
031/032 |
|
635 |
1052 206 029 |
Magnet Shift Solenoid |
035/036/044/045/046/047/081/084/087/089 |

S6-40 Spare Parts – Gear Shift Lever Group
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
701 |
0637 006 122 |
Hexagon Nut M6 |
All |
|
702 |
1052 307 158 |
Stud |
All |
|
703 |
1052 307 104 |
Cover |
All |
|
704 |
0630 525 004 |
Clamping Fixture |
All |
|
705 |
1052 307 137 |
Guide Piece |
All |
|
705.1 |
1052 307 133 |
Spacer Sheet 0.25 |
All |
|
705.1 |
1052 307 134 |
Spacer Sheet 0.35 |
All |
|
705.1 |
1052 307 135 |
Spacer Sheet 0.45 |
All |
|
705.1 |
1052 307 136 |
Spacer Sheet 0.55 |
All |
|
706 |
1052 307 130 |
Flange Bolt |
All |
|
707 |
0630 004 092 |
Shim Ring 12x18x0.2 |
All |
|
708 |
1052 207 045 |
Cardan Joint |
087/089 |
|
708 |
1052 307 100 |
Cardan Joint |
031/032/035/036/044/045/046/047/081/084 |
|
709 |
1052 307 126 |
Axle |
All |
|
711 |
0630 505 527 |
Snap Ring |
All |
|
712 |
1052 207 038 |
Gear Shaft Rod |
All |
|
713 |
1052 307 113 |
Pin |
All |
|
714 |
1052 207 022 |
Remote Control Arm |
All |
|
715 |
1052 307 129 |
Screw |
All |
|
716 |
0770 048 009 |
Spacer Sheet 14x48x1.0 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 010 |
Spacer Sheet 14x48x1.2 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 011 |
Spacer Sheet 14x48x1.5 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 012 |
Spacer Sheet 14x48x1.8 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 013 |
Spacer Sheet 14x48x2.0 |
031/032/035/036/044/045/046/047/081/084 |
|
|
S6-40 Spare Parts – Gear Shift Lever Group
(Continued)
|
Pos # |
ZF Part # |
Description |
Unit Specification (1052
000 ___) |
|
716 |
0770 048 014 |
Spacer Sheet 14x48x1.1 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 015 |
Spacer Sheet 14x48x1.3 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 016 |
Spacer Sheet 14x48x1.4 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 017 |
Spacer Sheet 14x48x1.6 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 018 |
Spacer Sheet 14x48x1.7 |
031/032/035/036/044/045/046/047/081/084 |
|
716 |
0770 048 019 |
Spacer Sheet 14x48x1.9 |
031/032/035/036/044/045/046/047/081/084 |
|
717 |
1052 307 127 |
Stop |
031/032/035/036/044/045/046/047/081/084 |
|
718 |
0636 015 436 |
Hexagon Screw M8x25 |
031/032/035/036/044/045/046/047/081/084 |
|
719 |
1052 307 096 |
Bellows |
All |
|
720 |
0630 531 024 |
Crescent Ring 0.50 |
All |
|
721 |
1052 207 014 |
Gear Shift Lever |
031/032/035/036/044/045/046/047/081/084 |
|
721 |
1052 207 054 |
Gear Shift Lever |
087/089 |
|
722 |
0770 060 800 |
Compression Spring |
031/032/035/036/044/045/046/047/081/084 |
|
723 |
0750 115 187 |
Needle Sleeve 10x14x10 |
All |
|
724 |
1052 307 120 |
Pin |
All |
|
725 |
1052 307 165 |
Flange Bolt |
All |
|
726 |
1052 207 056 |
Stop Bolt |
031/032/035/036/044/045/046/047/081/084 |
|
727 |
0636 015 451 |
Hexagon Screw M4x18 |
031/032/035/036/044/045/046/047/081/084 |
|
728 |
1052 307 079 |
Draw Bar |
031/032/035/036/044/045/046/047/081/084 |
|
729 |
1052 207 018 |
Bracket |
All |
|
730 |
0636 015 321 |
Hexagon Screw M8x30 |
All |
|
733 |
0632 000 053 |
Cup Spring 12.5 |
All |
|
734 |
0770 067 023 |
Cup Spring 15.1x23.7x0.9 |
All |
|
735 |
0630 501 324 |
Retaining Ring 15x1.5 |
All |

S6-40 Spare Parts – Kits
1052BRGK |
|
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1052SMK |
|
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