Performance & Replacement Transmission & Drivetrain Parts

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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.

Showing All Items, Including Not in Stock Items That Match "LS-326"

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Results 1 - 25 of 653

Standard Motor Neutral and Backup Safety Switches for 2002-2005 LIBERTY, 2000-2002 WRANGLER - LS-326

Neutral Safety and Backup Light Switch, Replacement, Jeep, Each

Part Number: SMP-LS326

Not Yet Reviewed

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Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS231230

Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 3 Series Carrier, Each

Part Number: PWT-LS231230

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS241230

Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 4 Series Carrier, Each

Part Number: PWT-LS241230

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Dorman Driveshaft Bolts 80992

Bolt, Driveshaft Hardware, Steel, Ford, Mercury, Set of 4

Part Number: RNB-80992

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Dorman Flywheel Fasteners 14112

Flywheel Fasteners, Dorman, Direct Replacement, Flexplate or Flywheel Bolts, Steel, Zinc Coated, Silver, M11 x 1.5 Thread, 29.5 mm Long, 6-piece, Set

Part Number: RNB-14112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Dorman Driveshafts 946-055

Driveshafts, Rear, Steel, Balanced, Assembled, 2.750 in. Diameter, 90.500 in. Length, Chevy, GMC, Each

Part Number: RNB-946-055

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Dorman Transmission Pans 265-582

Automatic Transmission Pan, Replacement, Stock Style, Steel, Gray, 3.250 in. Depth, Drain Plug, Filter, Gaskets, 6L80, Cadillac, Chevrolet, GMC, Kit

Part Number: RNB-265-582

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Dorman Clutch Pilot Bushings and Bearings 14650

Clutch Pilot Bushing, Solid, Powdered Metal, Each

Part Number: RNB-14650

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Dorman Torque Converter Bolts 14099

Bolts, Torque Converter, 10mm x 1.5, Steel, Natural, 0.887 in. UHL, Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, Saab, Set of 3

Part Number: RNB-14099

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Dorman Transmission Case Vents 14689

Vent, push-in, Axle, Transmission case

Part Number: RNB-14689

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Dorman Driveshaft Couplers 935-510

Driveshaft Coupler, 6-lug, Rubber, Black, Chevrolet, Chrysler, Dodge, Each

Part Number: RNB-935-510

Not Yet Reviewed

Estimated Ship Date: Today

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Dorman Driveshafts for 1999-2005 SIERRA 1500, SILVERADO 1500 - 936-121

Driveshaft, Rear, Assembled, Balanced, Aluminum, 4.000 in. Diameter, 75.500 in. Length, Chevrolet, GMC, Each

Part Number: RNB-936-121

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Dorman Driveshafts 946-047

Driveshafts, Rear, Steel, Balanced, Assembled, 3.000 in. Diameter, 65.000 in. Length, Chevy, GMC, Each

Part Number: RNB-946-047

Not Yet Reviewed

Estimated Ship Date: Today

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Dorman Transmission Pans 265-811

Transmission Pan, Deep, Steel, Black, Chevy, Oldsmobile, Pontiac, 700 R4, 4L60, 4L60E, Each

Part Number: RNB-265-811

4.57 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Dorman Driveshafts for 2014-2018 SIERRA 1500, 2014-2017 SILVERADO 1500, 2007 YUKON XL 2500 - 946-065

Rear Driveshaft

Part Number: RNB-946-065

Not Yet Reviewed

Estimated Ship Date: Today

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Dorman Transmission Pans 265-810

Automatic Transmission Pan, OE Replacement, Stock Style, Steel, Black, Drain Plug, Cadillac, Chevrolet, GMC, Isuzu, Workhorse, Each

Part Number: RNB-265-810

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Dorman Transfer Case Motors 600-899

Transfer Case Motor, 8 Pin Rectangular Plug, Chevrolet, GMC, Each

Part Number: RNB-600-899

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Dorman 4WD Differential Actuators 600-101

Front Axle Actuator, Electric, Cadillac, Chevy, GMC, Full Size Pickup/SUV, Each

Part Number: RNB-600-101

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Dorman Driveshafts 946-022

Rear Driveshaft

Part Number: RNB-946-022

4.33 out of 5 stars ( 3 )

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Dorman Driveshafts 938-025

Driveshaft, One-Piece, Steel, Front, Chevy, GMC, Each

Part Number: RNB-938-025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Dorman Driveshafts for 2007-2008 SIERRA 1500, SILVERADO 1500 - 976-898

Drive Shaft, Rear Driveshaft Assembly

Part Number: RNB-976-898

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Dorman Axle Shafts for 1998-2002 CAMARO, FIREBIRD - 630-150

Axle Shaft, Rear, C-clip Type, 28-spline Inner, 32.00 in. Length, Bearing, Seal, Chevy, Pontiac, Kit

Part Number: RNB-630-150

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Dorman Driveshafts for 2000-2006 YUKON XL 1500, SUBURBAN 1500, 2002-2006 AVALANCHE 1500 - 936-294

Driveshafts, Rear, Aluminum, Balanced, Assembled, 4.000 in. Diameter, 76.125 in. Length, Chevy, GMC, Each

Part Number: RNB-936-294

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Dorman Clutch Slave Cylinders CS650128

Clutch Slave Cylinder, Chevy, GMC, V6, V8, Each

Part Number: DHB-CS650128

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

Dorman Driveshafts for 2003-2009 EXPRESS 3500, SAVANA 3500 - 946-088

Rear Driveshaft

Part Number: RNB-946-088

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

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