1998 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Eaton Detroit Truetrac 30 Spline Differential GM 8.5/8.6 Inch 913A481

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: ETN-913A481

4.85 out of 5 stars ( 135 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Summit Racing™ Positraction 30 Spline Differential Carriers Dana 60/61 SUM-730975

Differential Carrier, Positraction, Nodular Iron, Dana 60, Dana 61, 30 Spline, 3 Series, Each

Part Number: SUM-730975

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Eaton Detroit Truetrac 31 Spline Differential Ford 8.8 Inch 913A561

Differential, Eaton Detroit Truetrac, Limited Slip, 31-Spline, Ford, 8.8 in., Each

Part Number: ETN-913A561

4.86 out of 5 stars ( 28 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Eaton Detroit Truetrac 28 Spline Differential GM 8.5 Inch 912A556

Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8.5 in., Rear, Each

Part Number: ETN-912A556

4.84 out of 5 stars ( 31 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

B&M Holeshot 2,300-2,500 Stall Torque Converter 70419

Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70419

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Eaton Detroit Truetrac 28 Spline Differential GM 7.5/7.6 Inch 912A317

Differential, Eaton Detroit Truetrac, 28-Spline, GM 7.5 in., Each

Part Number: ETN-912A317

4.35 out of 5 stars ( 17 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Boss Hog Street Bandit 2,800-3,200 Stall Torque Converter 48453

Boss Hog Street Bandit 2,800-3,200 Stall Torque Converter 48453

Torque Converter, Street Bandit, 9.6 in. Diameter, Lockup, 2,800-3,200 Stall, GM, 700R4 , Each

Part Number: APE-48453

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Eaton Detroit Truetrac 30 Spline Differential Dana 44 913A589

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, 3.73:1 and Down Only, Dana 44, Each

Part Number: ETN-913A589

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

RT Off-Road Slip Yoke Eliminators for 1987-2006 WRANGLER - RT24004

Slip Yoke Eliminator, Jeep, Kit

Part Number: RTO-RT24004

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Motive Gear Performance Ring and Pinion Sets G885410 GM 8.5/8.6 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885410

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

McLeod Hydraulic Throwout Bearing Conversions for 1979-2004 MUSTANG - 14-325

Throwout Bearing Conversion, Hydraulic, Ford, Each

Part Number: MCL-14-325

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Yukon Gear & Axle Dura Grip Positraction Carriers GM 7.5/7.6 Inch YDGGM7.5-3-28-SM

Dura Grip Positraction Carrier, Traction-Loc, GM 7.5/7.6 in., 28 Spline, 3.23 Up Ratio, Each

Part Number: YGA-26018

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Meziere True Billet 168-Tooth Flexplate FPS085

Flexplate, Billet Steel, 168-Tooth, Chevy LS, SFI 29.2, Each

Part Number: MEZ-FPS085

Not Yet Reviewed

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

McLeod Hydraulic Throwout Bearing Conversions for 1979-2004 MUSTANG - 14-326

Throwout Bearing Conversion, Hydraulic, Ford, Each

Part Number: MCL-14-326

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

J.W. Performance Ultra-Bell Bellhousings 92451LS

Bellhousing, Automatic, Aluminum, GM, LS-Based Engines, TH350/TH400, Each

Part Number: JPT-92451LS

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Eaton Detroit Truetrac 30 Spline Differential Toyota 8.4 Inch 913A541

Differential, Detroit Truetrac, 30-Spline, Toyota, 8.4 in., 3.54-5.29 , Each

Part Number: ETN-913A541

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Eaton Detroit Lockers GM 10.5 Inch (14-bolt) 225S10

Differential, Eaton Detroit Locker, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-225S10

4.96 out of 5 stars ( 25 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Yukon Gear & Axle Ring and Pinion Sets YG GM14T-342 GM 10.5 in. (14-bolt) 3.42 Gears

Ring & Pinion Gear, 3.42 Ratio, GM, 10.5 in. 14-Bolt, Set

Part Number: YGA-24466

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Centerforce Dual Friction Clutch Kits for 1986 CAPRI, 1979 FAIRMONT, 1979-2001 MUSTANG - KDF214814

Clutch Kit, Dual Friction, 1.063 in. - 10-spline, Organic/Carbon Composite Disc, Pressure Plate, Ford, Mercury, Kit

Part Number: CTF-KDF214814

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Hurst Billet/Plus Shifters for 1988-2011 RANGER - 3915020

Manual Shifter, Billet/Plus, Ford, Each

Part Number: HUU-3915020

4.57 out of 5 stars ( 23 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Richmond Gear Pro Gear Ring and Pinion Sets 79-0077-1 Dana 60 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, Dana 60, Set

Part Number: RMG-79-0077-1

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Yukon Gear & Axle Dura Grip Positraction Carriers Ford 10.25/10.50 Inch YDGF10.25-35-1

Differential Carrier, Dura Grip Positraction, Clutch-type, 35-spline, Nodular Iron, Rear, Ford 10.25 in., Ford 10.5 in., Each

Part Number: YGA-26031

Not Yet Reviewed

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

RAM HDX Clutch Kits for 2010-2015 CAMARO, 1997-2013 CORVETTE - 25-831

Clutch Kit, HDX, 12 in., Steel Flywheel, 6-Bolt, 168 Tooth, 26 Spline, Chevrolet, LS, Kit

Part Number: RAM-25-831

Not Yet Reviewed

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Motive Gear Performance Ring and Pinion Sets G875373 GM 7.5/7.625 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875373

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Yukon Gear & Axle Dura Grip Positraction Carriers Ford 7.5 Inch YDGF7.5-28

Differential Carrier, Dura Grip Positraction, Traction-Lok, 28-spline, Rear, Ford 7.5 in., Ford, Mercury, Each

Part Number: YGA-26034

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026

Ford Performance Parts T-5 Transmission Rebuild Kits for 1985-2004 MUSTANG, 1985-1988 THUNDERBIRD - M-7000-A

Transmission Rebuild, T-5, Ford, World Class, Kit

Part Number: FMS-M-7000-A

4.5 out of 5 stars ( 16 )

Estimated Ship Date: Monday 1/19/2026

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Estimated Ship Date: Monday 1/19/2026