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Power Train Truck & Auto Parts, Inc. > Guide: Auburn diffs
Guide: Auburn Gear Differentials
HIGH PERFORMANCE SERIES
| Part Number |
Axle Size |
Applications |
Ratios |
Side Gear Spline |
Model Years |
| GM |
|
|
|
|
|
| 542057 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear |
3.23 & Up |
26 Teeth |
1976-1988 |
| 542058 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear |
3.08 & Down |
26 Teeth |
1976-1988 |
| 542040 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear, accepts tone ring for ABS applications |
3.23 & Up |
28 Teeth |
1988-Present |
| 542041 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear, accepts tone ring for ABS applications |
3.08 & Down |
28 Teeth |
1988-Present |
|
|
|
|
|
|
| 5420108 |
8.2", 10 bolt |
Chevrolet with 8.2" ring gear, "C" lock axle, 25 tooth pinion spline |
3.08 & Up |
28 Teeth |
1964-1972 |
| 5420114 |
8.2", 10 bolt |
Buick, Oldsmobile, Pontiac with 8.2" ring gear, Non "C" lock axle, 27 tooth pinion spline |
2.93 to 3.23 |
28 Teeth |
1964-1971 |
| 5420113 |
8.2", 10 bolt |
Buick, Oldsmobile, Pontiac with 8.2" ring gear, Non "C" lock axle, 27 tooth pinion spline |
3.36 & Up |
28 Teeth |
1964-1972 |
|
|
|
|
|
|
| 542018 |
8.5" & 8.6", 10 bolt |
All GM products with 8.5" & 8.6" ring gear |
2.73 & Up |
28 Teeth |
1971-1988 |
| 542022 |
8.5" & 8.6", 10 bolt |
All GM products with 8.5" & 8.6" ring gear |
2.73 & Up |
30 Teeth |
1989-1998 |
| 542097 |
8.5" & 8.6", 10 bolt |
All GM products with 8.5" & 8.6" ring gear. Uses LM603049 & LM603012 diff. bearings |
2.73 & Up |
30 Teeth |
1999-Present |
|
|
|
|
|
|
| 5420104 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 4 series case |
4.10 & Up |
30 Teeth |
1964-1972 |
| 5420106 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 3 series case |
3.07 to 3.73 |
30 Teeth |
1964-1972 |
| 5420105 |
8 7/8", 12 bolt |
Chevrolet truck with 8 7/8" ring gear, 4 series case |
3.73 & Up |
30 Teeth |
1964-1982 |
| 5420107 |
8 7/8", 12 bolt |
Chevrolet truck with 8 7/8" ring gear, 3 series case |
2.76 to 3.42 |
30 Teeth |
1964-1982 |
|
|
|
|
|
|
| 542087 |
9 1/2", 14 bolt |
All GM products with 9 1/2" ring gear |
All Ratios |
33 Teeth |
1984-Present |
|
|
|
|
|
|
| FORD |
|
|
|
|
|
| 542023 |
7 1/2", 10 bolt |
All Ford products with 7 1/2" ring gear, accepts tone ring for ABS applications, "C" clips included |
All Ratios |
28 Teeth |
1978-Present |
|
|
|
|
|
|
| 542079 |
8.8", 10 bolt |
All Ford products with 8.8" ring gear including IRS applications, accepts tone ring for ABS |
All Ratios |
28 Teeth |
1979-Present |
| 542025 |
8.8", 10 bolt |
All Ford products with 8.8" ring gear including IRS applications, accepts tone ring for ABS |
All Ratios |
31 Teeth |
1983-Present |
|
|
|
|
|
|
| 542090 |
9 3/4", 12 bolt |
All Ford products with 9 3/4" ring gear, accepts tone ring for ABS applications |
All Ratios |
34 Teeth |
1997-Present |
|
|
|
|
|
|
| 542089 |
10 1/4" & 10 1/2", 12 bolt |
All Ford products with 10 1/4" & 10 1/2" ring gear, accepts tone ring for ABS applications |
All Ratios |
35 Teeth |
1983-Present |
|
|
|
|
|
|
| AMC - DODGE - CHRYSLER |
|
|
|
|
|
| 542072 |
8 1/4", 10 bolt |
All Chrysler products with 8 1/4" & 8 3/8" ring gear, accepts tone ring for ABS Applications |
2.71 & Up |
27 Teeth |
1968-1996 |
| 542074 |
8 1/4", 10 bolt |
All Chrysler products with 8 1/4" & 8 3/8" ring gear, accepts tone ring for ABS Applications |
2.71 & Up |
29 Teeth |
1997-Present |
|
|
|
|
|
|
| 542070 |
9 1/4", 12 bolt |
All Chrysler products with 9 1/4" ring gear, accepts tone ring for ABS Applications |
2.71 & Up |
31 Teeth |
1984-Present |
| 542071 |
9 1/4", 12 bolt |
All Chrysler products with 9 1/4" ring gear |
2.71 & Up |
31 Teeth |
1968-1983 |
|
|
|
|
|
|
| DANA |
|
|
|
|
|
| 5420109 |
Model 44 |
All Dana 44 models without "C" clips |
3.92 & Up |
30 Teeth |
1971-Present |
| 5420110 |
Model 44 |
All Dana 44 models without "C" clips |
3.73 & Down |
30 Teeth |
1971-Present |
| 5420111 |
Model 44 |
All Dana 44 models without "C" clips |
3.92 & Up |
19 Teeth |
1970 & Prior |
| 5420112 |
Model 44 |
All Dana 44 models without "C" clips |
3.73 & Down |
19 Teeth |
1970 & Prior |
|
|
|
|
|
|
PRO SERIES
| GM |
|
|
|
|
|
| Part Number |
Axle Size |
Applications |
Ratios |
Side Gear Spline |
Model Years |
| 542044 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear |
3.23 & Up |
26 Teeth |
1976-1988 |
| 542045 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear |
3.08 & Down |
26 Teeth |
1976-1988 |
| 542046 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear, accepts tone ring for ABS applications |
3.23 & Up |
28 Teeth |
1988-Present |
| 542047 |
7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear, accepts tone ring for ABS applications |
3.08 & Down |
28 Teeth |
1988-Present |
|
|
|
|
|
|
| 542060 |
8.2", 10 bolt |
Buick, Oldsmobile, Pontiac with 8.2" ring gear, Non "C" lock axle, 27 tooth pinion spline |
3.36 & Up |
28 Teeth |
1964-1971 |
| 542099 |
8.2", 10 bolt |
Buick, Oldsmobile, Pontiac with 8.2" ring gear, Non "C" lock axle, 27 tooth pinion spline |
2.93 to 3.23 |
28 Teeth |
1964-1971 |
| 542061 |
8.2", 10 bolt |
Chevrolet with 8.2" ring gear, "C" lock axle, 25 tooth pinion spline |
3.08 & Up |
28 Teeth |
1964-1972 |
|
|
|
|
|
|
| 5420100 |
8.4", 10 bolt |
Chevrolet with 8.4" ring gear |
3.70 & Down |
17 Teeth |
1955-1964 |
|
|
|
|
|
|
| 542050 |
8.5" & 8.6", 10 bolt |
All GM products with 8.5" & 8.6" ring gear, Larger bearing hub, includes bearings |
2.73 & Up |
28 Teeth |
1971-1988 |
| 542052 |
8.5" & 8.6", 10 bolt |
All GM products with 8.5" & 8.6" ring gear, Larger bearing hub, includes bearings |
2.73 & Up |
30 Teeth |
1989-Present |
|
|
|
|
|
|
| 542031 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 4 series case |
4.10 & Up |
30 Teeth |
1964-1972 |
| 5420117 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 4 series case, 9310 Gear Mat'l. |
4.10 & Up |
33 Teeth |
1964-1972 |
| 542033 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 3 series case |
3.07 to 3.73 |
30 Teeth |
1964-1972 |
| 5420118 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 3 series case, 9310 Gear Mat'l. |
3.07 to 3.73 |
33 Teeth |
1964-1972 |
| 542032 |
8 7/8", 12 bolt |
Chevrolet truck with 8 7/8" ring gear, 4 series case |
3.73 & Up |
30 Teeth |
1964-1982 1/2 |
| 542034 |
8 7/8", 12 bolt |
Chevrolet truck with 8 7/8" ring gear, 3 series case |
2.76 to 3.42 |
30 Teeth |
1964-1982 1/2 |
|
|
|
|
|
|
| 542062 |
10 Bolt |
Corvette |
2.41 to 3.70 |
17 Teeth |
1963-1979 |
| 542063 |
10 Bolt |
Corvette |
4.10 & Up |
17 Teeth |
1963-1979 |
|
|
|
|
|
|
| FORD |
|
|
|
|
|
| 542048 |
7 1/2", 10 bolt |
All Ford products with 7 1/2" ring gear, accepts tone ring for ABS applications, "C" clips included |
All Ratios |
28 Teeth |
1978-Present |
|
|
|
|
|
|
| 542059 |
8", 10 bolt |
All Ford products with 7 3/4" & 8" ring gear, Use Ford D802-4216-B ring gear bolts |
All Ratios |
28 Teeth |
1962-1979 |
| 5420115 |
8", 10 bolt |
All Ford products with 7 3/4" & 8" ring gear, Use Ford D802-4216-B ring gear bolts |
All Ratios |
31 Teeth |
1962-1979 |
|
|
|
|
|
|
| 542080 |
8.8", 10 bolt |
All Ford products with 8.8" ring gear including IRS applications, accepts tone ring for ABS |
All Ratios |
28 Teeth |
1979-Present |
| 542054 |
8.8", 10 bolt |
Ford 8.8" ring gear includes IRS appl., accepts tone ring for ABS, 9310 Gear Mat'l. |
All Ratios |
31 Teeth |
1983-Present |
| 5420116 |
8.8", 10 bolt |
All Ford products with 8.8" ring gear, accepts tone ring for ABS, 9310 Gear Mat'l. |
All Ratios |
33 Teeth |
1983-Present |
|
|
|
|
|
|
| 542036 |
9", 10 bolt |
All Ford products with 8 3/4" & 9" ring gear, Use Ford D802-4216-B ring gear bolts |
All Ratios |
31 Teeth |
1957-1985 |
| 542043 |
9", 10 bolt |
All Ford products with 8 3/4" & 9" ring gear, Use Ford D802-4216-B ring gear bolts |
All Ratios |
28 Teeth |
1957-1985 |
|
|
|
|
|
|
| AMC - DODGE - CHRYSLER |
|
|
|
|
|
| 542051 |
8 3/4", 10 bolt |
All Chrysler products with 8 3/4" ring gear |
All Ratios |
30 Teeth |
1957-1974 |
|
|
|
|
|
|
| 542081 |
AMC 20, 12 bolt |
All AMC 20 axles |
3.07 & Up |
29 Teeth |
1966-1986 |
|
|
|
|
|
|
| TOYOTA |
|
|
|
|
|
| 542030 |
8 7/8", 12 bolt |
Landcruiser, 1967 & Prior must update to 30 tooth axle shafts |
All Ratios |
30 Teeth |
1968-1989 |
|
|
|
|
|
|
| DANA |
|
|
|
|
|
| 542082 |
Model 44 |
All Dana 44 models without "C" clips |
3.92 & Up |
30 Teeth |
1971-Present |
| 542083 |
Model 44 |
All Dana 44 models without "C" clips |
3.73 & Down |
30 Teeth |
1971-Present |
| 542084 |
Model 44 |
All Dana 44 models without "C" clips |
3.92 & Up |
19 Teeth |
1970 & Prior |
| 542085 |
Model 44 |
All Dana 44 models without "C" clips |
3.73 & Down |
19 Teeth |
1970 & Prior |
|
|
|
|
|
|
|
|
|
|
|
|
ECTED
| Part Number |
Axle Size |
Applications |
Ratios |
Side Gear Spline |
Model Years |
| GM |
|
|
|
|
|
| 542003** |
8.5" & 8.6", 10 bolt |
All GM products with 8.5" & 8.6" ring gear, larger bearing hub |
2.73 & Up |
28 Teeth |
1971-1988 |
| 542004** |
8.5" & 8.6", 10 bolt |
All GM products with 8.5" & 8.6" ring gear, larger bearing hub |
2.73 & Up |
30 Teeth |
1989-Present |
| 542008 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 3 series case |
3.07 to 3.73 |
30 Teeth |
1964-1972 |
| 542010 |
8 7/8", 12 bolt |
Chevrolet passenger car with 8 7/8" ring gear, "C" axle 4 series case |
4.10 & Up |
30 Teeth |
1964-1972 |
| 542009 |
8 7/8", 12 bolt |
Chevrolet truck with 8 7/8" ring gear, 3 series case |
2.76 to 3.42 |
30 Teeth |
1964-1982 |
| 542011 |
8 7/8", 12 bolt |
Chevrolet truck with 8 7/8" ring gear, 4 series case |
3.73 & Up |
30 Teeth |
1964-1982 |
** 71-98 use LM102949-911
99-Present use LM603049-012 |
|
|
|
|
|
| FORD |
|
|
|
|
|
| 542001 |
8.8", 10 bolt |
All Ford products with 8.8" ring gear including IRS applications, accepts tone ring for ABS applications |
All Ratios |
28 Teeth |
1979-Present |
| 542002 |
8.8", 10 bolt |
All Ford products with 8.8" ring gear, accepts tone ring for ABS |
All Ratios |
31 Teeth |
1983-Present |
| 542005 |
8.8", 10 bolt |
All Ford products with 8.8" ring gear, (IRS ONLY) accepts tone ring for ABS applications |
All Ratios |
31 Teeth |
1983-Present |
| AMC - DODGE - CHRYSLER |
|
|
|
|
|
| 542006 |
AMC 20, 12 bolt |
All AMC 20 axles |
2.73 & Down |
29 Teeth |
1966-1986 |
| 542007 |
AMC 20, 12 bolt |
All AMC 20 axles |
3.07 & Up |
29 Teeth |
1966-1986 |
| DANA |
|
|
|
|
|
| 542012 |
Dana 35 |
All Dana 35 axles |
3.31 & Down |
27 Teeth |
1985-Present |
| 545013 |
Dana 35 |
All Dana 35 axles |
3.55 & Up |
27 Teeth |
1985-Present |
| 545014 |
Dana 35 |
All Dana 35 axles |
3.31 & Down |
30 Teeth |
1965-Present |
| 545015 |
Dana 35 |
All Dana 35 axles |
3.55 & UP |
30 Teeth |
1965-Present |
| 545016 |
Dana 30 |
All Dana 30 axles |
3.31 & Down |
27 Teeth |
1985-Present |
| 545017 |
Dana 30 |
All Dana 30 axles |
3.55 & Up |
27 Teeth |
1985-Present |
| 545018 |
Dana 44 |
All Dana 440 axles W/O C clip |
3.73 & Down |
30 Teeth |
1971-Present |
| 545019 |
Dana 44 |
All Dana 440 axles W/O C clip |
3.92 & Up |
30 Teeth |
1971-Present |
|
|
|
|
|
|
ROAD RACE UNITS - Call for availability
| Part Number |
Axle Size |
Applications |
Ratios |
Side Gear Spline |
Model Years |
| 542088 |
GM 7 1/2" & 7 5/8", 10 bolt |
All GM products with 7 1/2" & 7 5/8" ring gear, accepts tone ring for ABS |
3.23 & Up |
28 Teeth |
1988-Present |
| 542039 |
Ford 8.8", 10 bolt |
All Ford products with 8.8" ring gear, accepts tone ring for ABS |
All Ratios |
28 Teeth |
1979-Present |
|
|
|
|
|
|
FULL SPOOL - Call for availability
| Part Number |
Application |
Special Notes |
Bearing Cup |
Bearing Cone |
Axle Spline |
| 544822 |
Chrysler 8 ¾ |
2.76:1 & Up |
LM104949 |
LM104912 |
35T |
|
|
|
|
|
|
| 544821 |
Dana 60 |
4.56:1 & Up |
387A |
382S |
35T |
|
|
|
|
|
|
| 544816 |
Ford 8.8" |
All Ratios |
LM603049 |
LM603012 |
31T |
|
|
|
|
|
|
| 544813 |
Ford 9” |
All Ratios, 2.891" Case All Ratios, 3.062" Case |
LM102949 LM603049 |
LM102910 LM603011 |
31T |
| 544814 |
Ford 9” |
All Ratios, 2.891" Case All Ratios, 3.062" Case |
LM102949 LM603049 |
LM102910 LM603011 |
33T |
| 544815 |
Ford 9” |
All Ratios, 3.250" Case Aftermarket Housing |
LM104949 |
LM104911 |
35T |
|
|
|
|
|
|
| 544819** |
G.M. 8 ½ |
2.73:1 & Up |
LM102949 |
LM102911 |
30T |
| 544820** |
G.M. 8 ½ |
2.73:1 & Up |
LM102949 |
LM102911 |
33T |
| **Bearings Included |
|
|
|
|
|
| 544817 |
G.M. 8 7/8 |
4-Series Car, 4.10:1 Ratios |
LM603049 |
LM603012 |
30T |
| 544818 |
G.M. 8 7/8 |
4-Series Car, 4.10:1 Ratios |
LM603049 |
LM603012 |
33T |
|
|
|
|
|
|
MINI SPOOLS - Call for availability
| Part Number |
Application |
Special Notes |
Bearing Cup |
Bearing Cone |
Axle Spline |
| 544808 |
Chrysler 8 ¾ |
|
|
|
30T |
|
|
|
|
|
|
| 544806 |
Ford 8.8 |
|
|
|
28T |
| 544807 |
Ford 8.8 |
|
|
|
31T |
|
|
|
|
|
|
| 544809 |
Ford 8” & 9” |
|
|
|
28T |
| 544810 |
Ford 8” & 9” |
|
|
|
31T |
|
|
|
|
|
|
| 544804 |
Chevy 8.2 |
|
|
|
28T |
| 544805 |
BOP 8.2*** |
|
|
|
28T |
|
|
|
|
|
|
| 544802 |
G.M. 8 ½ |
|
|
|
30T |
| 544803 |
G.M. 8 ½ |
|
|
|
28T |
|
|
|
|
|
|
| 544801 |
G.M. 8 7/8 Car & Truck |
|
|
|
30T |
*** This application may require a spacer between the 2 drive blocks to hold them apart depending on axle shaft length.
|
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