Differential Setup Specifications

The following are recommended Differential Set-Up Specifications for various differentials. If in doubt, consult our staff of differential parts specialists.

AMC

Differential Model
Pinion Bearing Preload (New)
(inch/lbs)
Pinion Bearing Preload (Used)
(inch/lbs)
Backlash
(.001 in)
Ring Gear Bolt Torque
(Foot lbs.)
Bearing Cap Torque
(Foot Lbs.)
MODEL 2014-196-86-106565
MODEL 3512-156-76-105555

CHRYSLER

Differential Model
Pinion Bearing Preload (New)
(inch/lbs)
Pinion Bearing Preload (Used)
(inch/lbs)
Backlash
(.001 in)
Ring Gear Bolt Torque
(Foot lbs.)
Bearing Cap Torque
(Foot Lbs.)
7.25″12-146-76-105550
8″ IFS12-156-86-105560
8.25″12-156-86-105560
8.75″ – 41 Case13-156-86-105590
8.75″ – 42 Case15-257-106-105590
8.75″ – 89 Case14-196-96-105590
9.25″14-196-96-106575
9.25″ ZF Rear17-227-105-96575
9.25″ Front15-3510-205-710363
AAM 10.5″15-2510-205-7175120
AAM 11.5″25-4510-205-7175175

DANA SPICER

Differential Model
Pinion Bearing Preload (New)
(inch/lbs)
Pinion Bearing Preload (Used)
(inch/lbs)
Backlash
(.001 in)
Ring Gear Bolt Torque
(Foot lbs.)
Bearing Cap Torque
(Foot Lbs.)
DANA 2512-156-76-105550
DANA 2712-156-76-105550
DANA 2810-135-66-105550
DANA 3012-156-86-105560
DANA 30 JK12-156-86-108060
DANA 30 JL15-208-126-107070
DANA 35 JL REAR15-208-126-1013550
DANA 4414-196-96-105560
DANA 44 – WK / XK14-196-96-105560
DANA 44 – JK FRONT20-3012-156-1013580
DANA 44 – JK REAR22-3512-156-1013580
DANA 44 – HD (ALUM)15-208-126-1012580
DANA 44 – JL FRONT15-208-126-1013570
DANA 44 – JL REAR14-196-96-1013570
DANA 5014-196-96-106560
DANA 60, 61, 70U17-308-106-1011080
DANA 70 & 70HD20-358-106-1011080
DANA 8025-409-114-1017580
DANA S110 / S111 / S13020-408-129-16150140
DANA S13510-408-129-12120125

FORD

Differential Model
Pinion Bearing Preload (New)
(inch/lbs)
Pinion Bearing Preload (Used)
(inch/lbs)
Backlash
(.001 in)
Ring Gear Bolt Torque
(Foot lbs.)
Bearing Cap Torque
(Foot Lbs.)
7.5″14-196-811-16*6060
8.0″12-146-710-15*6060
8.7″14-196-810-156060
8.8″14-196-811-16*6060
9″ OEM R&P13-156-710-167060
9″ NON OEM13-156-76-127060
9″ DAYTONA14-166-86-127060
9-3/8″14-166-810-157060
9.75″15-196-810-157570
10.25″ & 10.5″20-356-811-169580
M27520-308-126-10
M30020-308-126-10

GM

Differential Model
Pinion Bearing Preload (New)
(inch/lbs)
Pinion Bearing Preload (Used)
(inch/lbs)
Backlash
(.001 in)
Ring Gear Bolt Torque
(Foot lbs.)
Bearing Cap Torque
(Foot Lbs.)
Olds/Pontiac Dropout14-196-76-105560
’63-’79 CORVETTE14-196-86-105560
55P & 55T Dropout14-186-86-105560
7.25″11-146-76-105560
7.5″ & 7.6″ (7.625″)12-156-76-106560
7.6″ (7.625″) 2-Cut OEM12-156-73-66560
7.75″12-156-76-106560
8″ 2-Cut OEM12-156-73-66560
8.2″ Incl. Olds/Pontiac12-156-76-105560
8.25″ IFS14-196-86-106555
8.5″ & 8.6″ (8.625″)14-196-86-106560
8.6″ (8.625″) 2-Cut OEM14-196-83-66560
8.875″ 12 Bolt Car14-196-86-105560
8.875″ 12 Bolt Truck13-156-76-105560
9.25″ IFS15-227-96-107580
9.5″15-227-96-1010363
10.5″20-358-116-10120136
11.5″ 25-4510-203-10175153
H072Preset6-10120175

TOYOTA

Differential Model
Pinion Bearing Preload (New)
(inch/lbs)
Pinion Bearing Preload (Used)
(inch/lbs)
Backlash
(.001 in)
Ring Gear Bolt Torque
(Foot lbs.)
Bearing Cap Torque
(Foot Lbs.)
Passenger11-135-66-95560
7.5″ Front / Rear12-155-66-107070
8″ Front / Rear – 4 Cyl. & V612-155-66-107070
8″  Front Rev. Clamshell9-145-64-87070
8.2″ Rear FJ Cruiser / ’10+ 4R14-175-66-107070
8.4″ Rear Tacoma / T10014-175-66-107070
8.75″ (9″) Front Rev. Clamshell20-308-126-1010075
9.5″ Landcruiser8-115-66-88580
9.5″ LC 100 Series / Tundra9-157-124-810075
10.5″ Tundra16-2815-194-8145150

SUZUKI

Differential Model
Pinion Bearing Preload (New)
(inch/lbs)
Pinion Bearing Preload (Used)
(inch/lbs)
Backlash
(.001 in)
Ring Gear Bolt Torque
(Foot lbs.)
Bearing Cap Torque
(Foot Lbs.)
Samurai12-155-66-107070

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