Axle Shaft Dia. # of Spline
Ring And Pinion Ratio
Detroit Locker
Detroit Truetrac
Eaton Posi
Year/Description
Chevrolet/GMC Blazer/Jimmy, Suburban, Tahoe, Yukon - Front 1/2 Ton 1977-88 GM 10 Bolt, 8.5" Dia. R.G. 1 1.20", 28
The Detroit Locker maximizes traction by GHOLYHULQJRIWKH torque to both drive wheels. It is engi- neered to keep both wheels in a constant drive mode, and has the ability to automati- cally allow wheel speed
2.73-5.13 DET187C149A DET912A557 DET19557-010
— —
1980 And Later Dana 44
1.31", 30 3.73 & Down DET187SL16D DET913A591 3.92 & Up DET187SL16C DET913A592
Blazer/Jimmy, Suburban, Tahoe, Yukon - Rear 1/2 Ton 1989-07 GM 10 bolt, 8.5"/8.6" Dia. R.G., C-Clip 1
1.32", 30 2.73" & Up DET187C148A DET913A481 DET19559-010
Pickup/Suburban/2500 - Front 1977-91 GM 10 Bolt 8.5" Dia., R.G., C-Clip 1
GLIIHUHQWLDWLRQZKHQUHTXLUHGORFN - ing differential provides legendary traction and ultimate performance. Most gear oils DUHVXI¿FLHQWKRZHYHUDTXDOLW\SHWUR - leum (mineral) based oil is recommended. 6\QWKHWLFRLOVDQGIULFWLRQPRGL¿HUVDUH not necessary.
1.20", 28
2.73-Up DET187C149A DET912A557 DET19557-010
— —
1980 And Later Dana 44
1.31", 30 3.73 & Down DET187SL16D DET913A591 3.92 & Up DET187SL16C DET913A592
Pickup/Suburban/2500 - Rear 1989-07 GM 10 Bolt, 8.5"/8.6" Dia. R.G., C-Clip 1
1.32", 30 2.73" & 5.13* DET187C148A DET913A481 DET19559-010
1981-07 GM 14 bolt, 9.5" Dia. R.G., C-Clip
1.37", 33
All
DET225C135A —
—
Dodge/Plymouth 1500/2500 Pickup Trucks - Front 1989-02 Dana 44, One side, C-Clip 1.31", 30 3.73 & Down
— DET913A591 — DET913A592
— — — —
Truetrac’s proven helical gear design eliminates the need for wear- able parts like friction plates, cones and springs, resulting in
3.92 & Up
1984 & Down Dana 44
1.31", 30 3.73 & Down DET187SL16D DET913A591 3.92 & Up DET187SL16C DET913A592
1500/2500 Pickup Trucks - Rear 1972-02 Dana 60
1.31", 30 4.10 & Down DET225SL19B —
—
Ford F150, Bronco, Pickup, Expedition - Front 1983-96 Dana 44, C-Clip
maintenance free traction. Engineered to ZRUNHI¿FLHQWO\LQUHDUD[OHV3RZHUWUDQV - fer is so smooth, it literally goes unnoticed by the driver. Proven design, low cost and effective performance, all make the Truetrac limited slip differential the ideal choice for wide variety of vehicle applica- tions. A quality petrolium GL5 rated (min- eral) based oil is recommended. Synthetic oils may also be used if desired per axle manufacturer's recommendations. Friction PRGL¿HUVVKRXOGQRWEHXVHGKRZHYHUDV they will decrease overall performance (reduce differential bias).
— DET913A591 — DET913A592
— — — —
1.31", 30 3.73 & Down 3.92 & Up
1982 and Down Dana 44
1.31", 30 3.73 & Down DET187SL16D DET913A591 — DET913A592 3.92 & Up
F150, Bronco, Pickup, Expedition - Rear 1997-07 Ford 9.75" 1.37", 34 1987-03 Ford 8.8" Dia., R.G., C-Clip 1.32", 31
All All
— DET913A477
—
DET187C145A* DET913A561 DET19588-010
1.32", 31 All Except 2.72 1.50", 35 All Except 2.72
DET187SL17B DET913A586
—
1976-87 Ford 9" Dia., R.G.
DET187S160A —
—
F250, Pickup, Excursion - Front 1983-97 Dana 44, C-Clip, IFS
— DET913A591 — DET913A592
— — — — — — — — — — — — — — —
1.31", 30 3.73 & Down 3.92 & Up
1982 And Later Dana 44
1.31", 30 3.73 & Down DET187SL16D DET913A591 3.92 & Up DET187SL16C DET913A592
F250, Pickup, Excursion - Rear 1985-07 Ford 10.25"/10.5" Dia., R.G.
1.50", 35
All
DET225SL56A —
1975-84 Dana 60-3
1.31", 30 4.10 & Down DET225SL19B —
Carbon friction
4.56 & Up
—
—
discs located behind each side gear are
Jeep Wrangler, Cherokee, Grand Cherokee, Wagoneer, CJ & DJ - Front 1971-06 Dana 30 G 1.16", 27 3.54 & Down — —
pre-loaded with a central spring assembly, increasing the clamp load on the
3.73 & Up
— DET912A585
1970-03 Dana M-44-IF, IFHD G
1.31", 30 3.73 & Down DET187SL16D DET913A591 3.92 & Up DET187SL16C DET913A592
Wrangler, Cherokee, Grand Cherokee, Wagoneer, CJ & DJ - Rear 1993-06 Dana 35, C-Clip 1.18", 27 3.54 & Up DET162C56A —
carbon discs as input torque increases. This balanced design ensures that the bias torque of the differential is proportional to the input torque for smoother engagement. Features race-bred carbon friction technology, precision-forged gears, high- strength case, and superior rebuildable design. A quality GL5 petro- leum (mineral) based oil is recommended. $IRXURXQFHERWWOHRIIULFWLRQPRGL¿HULV necessary for optimum performance.
1984-93 Dana 35, C-Clip 1985-89 Dana 35, Non C-Clip 1997-06 Wrangler Dana 44
1.18", 27 3.54 & Up DET162C56A — 1.18", 27 3.54 & Up DET162C56A — 1.31", 30 3.73 & Down DET187SL16D DET913A589
* 4.56, 4.88, 5.13 require modification to install. G: Does not fit axle disconnect 1982-85 Dana 44 and Dana 30 for 1987-05 Wrangler and 1984-92 Cherokee. 1: All GM 8.5"/8.6" Eaton differentials require special bearings. For axles with small bearing bores (race O.D. of 2.89"), usually found on vehicles prior to 1999, bearing LM102949 and race LM102911 are required. For axles with large bearing bores (race O.D. of 3.06"), usually found on vehicles from 1999 to present, bearing LM603049 and race LM603012 are required.
63
2019 TRUCK PARTS AND ACCESSORIES
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