Performance & Replacement Transmission & Drivetrain Parts

Ring and Pinion Installation Kit, Master, GM 8.0 in., Rear, Kit

Part Number: MGR-RG8RMKT

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Differential Shims, Carrier Type, 2.25 in. I.D., 3.00 in. O.D., Steel, Dodge, Ford, GM, Hummer, Isuzu, Jeep, Lincoln, Mazda, Mercury, Saab, Kit

Part Number: MGR-SS12

4.0 out of 5 stars ( 15 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Axle Housings, Rock Assault Front/Rear Axle Housings, Fabricated 3/8 in. Mild Steel, Natural, 3.500 in. Axle Tube Diameter, Toyota 8.0 (7.8) in., Each

Part Number: TGI-305037-KIT

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Axle Shafts, 4340 Chromoly, 30-spline Inner, Rear, Toyota, Pair

Part Number: TGI-141042-1-KIT

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Axle Housing, Rock Assault, Rear, Fabricated, Mild Steel, Chromoly Axles, Toyota 8.0 (7.8) in., Suzuki, Kit

Part Number: TGI-141038-3-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Ring and Pinion Installation Kit, Master Kit, Dana 44, Chevy, Dodge, Ford, GMC, International, Jeep, Kit

Part Number: MGR-RA28LRMK

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Axle Housing, Rock Assault, Rear, Fabricated, Mild Steel, 3.000 in. Axle Tube Diameter, Toyota 8.0 (7.8) in.

Part Number: TGI-140187-1-KIT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 16, 2026 if ordered today

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Rear End Assembly, Grand National, Ford 9 in., 31-Spline Axles, 5 x 5.00 in. Bolt Pattern, Kit

Part Number: PE2-HNK3003005

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Differential Parts, Open Style, 30 Spline, GM, 8.6 in., 10-Bolt, Kit

Part Number: MGR-GM86BIL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Ring and Pinion Installation Kit, Master Kit, Ford, 8.8 in. Diameter Ring Gear, Kit

Part Number: MGR-R8-8RMKT

4.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Differential Carrier Gear Kit

Part Number: RMG-XL-4054

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Rear End Assembly, Quick Change, 31-Spline Axles, 4.86:1 Ring and Pinion, 5 x 5.00 in. Bolt Pattern, Kit

Part Number: PE2-S0202

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Axle Housing, Rock Assault, Rear, Fabricated, Mild Steel, 3.000 in. Axle Tube Diameter, Toyota 8.0 (7.8) in.

Part Number: TGI-140211-1-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Differential Shims, Carrier, Steel, GM, 8.5 in., 8.625 in., Kit

Part Number: MGR-GM10MSK

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Axle Housing, Rock Assault, Rear, Fabricated, Mild Steel, Suzuki, Kit

Part Number: TGI-141044-3-KIT

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Axle Housing, 8" Elocker Fabricated Housing Builder Kit 1/4" Wall With 79-95 Flanges

Part Number: TGI-306066-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Axle Housing, 8.4" Fabricated Housing Builder Kit 3/8" Wall With 05+ Flanges

Part Number: TGI-306080-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Axle Housing, 8" Elocker Fabricated Housing Builder Kit 3/8" Wall With 05+ Flanges

Part Number: TGI-306077-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Axle Housing, 8" Fabricated Housing Builder Kit 1/4" Wall With 05+ Flanges

Part Number: TGI-306065-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Axle Housing, Rock Assault, Rear, Fabricated, Mild Steel, 3.000 in. Axle Tube Diameter, Toyota 8.0 (7.8) in.

Part Number: TGI-140210-1-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Axle Housing, Fabricated 8.4" Housing 3.5" OD - 3/8" Wall Tube

Part Number: TGI-305980-KIT

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Differential Carrier Shims, Steel, Ford, 9.75 in., Kit

Part Number: MGR-1135R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Manual Transmission, TKX, 5 Gears, 1.125 in. - 26-spline Input, 31-spline Output, 2.87:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET17765

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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8" Ford O-ring.

Part Number: YGA-30027

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Ring and Pinion Installation Kit, Master Kit, Chevy, Kit

Part Number: MGR-R10RVMK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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