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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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Performance & Replacement Transmission & Drivetrain Parts

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

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Individual Parts

Results 1 - 25 of 2000 +

Gear, Ring and Pinion, 3.50:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F9-350

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Front Diff Cover Ford Dana 50 Early 80's to Current / Dana 60 1999-2023 F250/F350 - Raw

Part Number: PPE-338041100

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Fits '00-'03 Ford F350 front with over 8500 GVW. 40 1/2" long from center of u/joint caps.

Part Number: SPZ-44196

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Differential Inner Gear Kit 35 Spline: Dana 80 Type: Open 94-01 D2500/W2500, 89-13 E350/F350 & E450/F450

Part Number: SDH-707063X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Front Diff Cover Ford Dana 50 Early 80's to Current / Dana 60 1999-2023 F250/F350 - Black

Part Number: PPE-338041120

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

D60 18.70" 35spl 78-79 F350 SNO FIGHTER INNER AXLE SHAFT FRONT

Part Number: SPZ-35122

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Transfer Case Motors, Lares, New, Direct-fit, 7-pin Plug, Ford, Bronco, F150, F250, F350, Lobo, 4.2L, 4.6L, 4.9L, 5.0L, 5.4L, 5.8L, 7.3L, 7.5L, Each

Part Number: LSC-30105

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Yukon 4340 Chromoly right hand inner axle for Dana 60, '85-'88 F350

Part Number: YGA-21382

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

PROFORCE 4D TORQUE CONVERTER FORD F250/F350/F450/F550 6.7L 2011-2019 6R140

Part Number: BDD-1030238

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

ROADMASTER 5R110 TRANSMISSION & CONVERTER PACKAGE FORD 6.0L POWER STROKE F250/F350 2005-2007 4WD

Part Number: BDD-1064644SM

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Fits '99-'02 Ford F350 rear with 6.8L engine, M5HD MT& 141.8" wheelbase. 48 13/16" center of u/joint caps.

Part Number: SPZ-44057

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Ring and Pinion Gears and Installation Kit, ''08-''10 F250 & F350 SRW 4.88 COMPLETE GEAR/KIT PACKAGE with F10.5/ D60 REV (Fits_4.56&Up_Front_Case)

Part Number: YGA-31116

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Rear Axle Shaft Axle: Dana 80 Length: 40.07 98 Ford F350, 99-05 F450, 06-08 F53 Chassis W/Abs Rh & Lh Drw

Part Number: SDH-47852-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Ring and Pinion Gears and Installation Kit, 00-16 F350 DRW; 4.11 THICK GEAR/KIT PACKAGE; D80 4.11 THICK (3.73&Down_Case)/ D60 FRONT (4.10&Down)

Part Number: YGA-31126

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

D60 36.68" 35spl 85-88 F350 RH INNER AXLE SHAFT, FRONT

Part Number: SPZ-35124

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

USA Standard right hand axle assembly for '05-'15 Ford "Super 60" F250/F350 front, w/stub axle seal

Part Number: SPZ-35213

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Fits '04-'06 Ford F350 front with automatic transmission. 37 3/4" long from center of u/joint caps.

Part Number: SPZ-44487

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Ring and Pinion Gears and Installation Kit, 00-16 F350 DRW; 4.88 GEAR/KIT PACKAGE; D80 Rear (4.10&Up Case)/ D60 REV FRONT (4.56&Up_Case)

Part Number: YGA-31130

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Rear Axle Shaft Axle: Dana 80 2005-2013 Ford F350

Part Number: SDH-2002496-2

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Fits '99-'02 Ford F250 & F350 rear with 5.4L , M5HD MT& 137" wheelbase. 54 5/16" center of u/joint caps.

Part Number: SPZ-44043

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Fits '99-'02 Ford F250 & F350 rear with 6.8L , E4OD AT& 141.8" wheelbase. 57 1/4" center of u/joint caps.

Part Number: SPZ-44038

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Dana 60 37.62" 35Spline 4340 Chrome-Moly INNER FRONT RIGHT HAND AXLE , 99-04 F250 & F350 FORD SUPERDUTY

Part Number: YGA-21840

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Yukon 1541H inner axle for Dana 60 '00 and newer F350 Superduty

Part Number: YGA-21421

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Ring and Pinion Gears and Installation Kit, ''00-''07 F250 & F350 SRW 4.88 COMPLETE GEAR/KIT PACKAGE with F10.5/ D60 REV (Fits_4.56&Up_Front_Case)

Part Number: YGA-31110

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Ford F250 SuperDuty 03-15, F350 SuperDuty 04-15, F450 SuperDuty 04-15, F53 05-14 All Eng

Part Number: ANI-6107

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today