$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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Trail-Gear Rock Assault Rear Axle Housings 306068-KIT

Trail-Gear Rock Assault Rear Axle Housings 306068-KIT

Trail-Gear Rock Assault Rear Axle Housings 306068-KIT

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

Part Number: TGI-306068-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306069-KIT

Trail-Gear Rock Assault Rear Axle Housings 306069-KIT

Trail-Gear Rock Assault Rear Axle Housings 306069-KIT

Axle Housing, 8.4" Fabricated Housing Builder Kit 1/4" Wall With 79-95 Flanges

Part Number: TGI-306069-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306071-KIT

Trail-Gear Rock Assault Rear Axle Housings 306071-KIT

Trail-Gear Rock Assault Rear Axle Housings 306071-KIT

Axle Housing, 8.4" Fabricated Housing Builder Kit 1/4" Wall With 05+ Flanges

Part Number: TGI-306071-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306072-KIT

Trail-Gear Rock Assault Rear Axle Housings 306072-KIT

Trail-Gear Rock Assault Rear Axle Housings 306072-KIT

Axle Housing, 8" Fabricated Housing Builder Kit 3/8" Wall With 79-95 Flanges

Part Number: TGI-306072-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306074-KIT

Trail-Gear Rock Assault Rear Axle Housings 306074-KIT

Trail-Gear Rock Assault Rear Axle Housings 306074-KIT

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

Part Number: TGI-306074-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306075-KIT

Trail-Gear Rock Assault Rear Axle Housings 306075-KIT

Trail-Gear Rock Assault Rear Axle Housings 306075-KIT

Axle Housing, 8" Elocker Fabricated Housing Builder Kit 3/8" Wall With 79-95 Flanges

Part Number: TGI-306075-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306077-KIT

Trail-Gear Rock Assault Rear Axle Housings 306077-KIT

Trail-Gear Rock Assault Rear Axle Housings 306077-KIT

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

Part Number: TGI-306077-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306078-KIT

Trail-Gear Rock Assault Rear Axle Housings 306078-KIT

Trail-Gear Rock Assault Rear Axle Housings 306078-KIT

Axle Housing, 8.4" Fabricated Housing Builder Kit 3/8" Wall With 79-95 Flanges

Part Number: TGI-306078-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Trail-Gear Rock Assault Rear Axle Housings 306080-KIT

Trail-Gear Rock Assault Rear Axle Housings 306080-KIT

Trail-Gear Rock Assault Rear Axle Housings 306080-KIT

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

Part Number: TGI-306080-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Dana Spicer Drivetrain Products Ring and Pinion Gears 25334X

Dana Spicer Drivetrain Products Ring and Pinion Gears 25334X

Dana Spicer Drivetrain Products Ring and Pinion Gears 25334X

DIFFERENTIAL RING AND PINION - DANA 60 - BUILDER AXLE COMPATIBLE - 4.88 RATIO

Part Number: SDH-25334X

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Pypes Performance Exhaust Exhaust Tubing SVV43

Pypes Performance Exhaust Exhaust Tubing SVV43

Pypes Performance Exhaust Exhaust Tubing SVV43

3" Oval Tubing Builder Kit

Part Number: PYE-SVV43

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

ATI Performance Products Automatic Transmission Rebuild Kits 729850K

ATI Performance Products Automatic Transmission Rebuild Kits 729850K

ATI Performance Products Automatic Transmission Rebuild Kits 729850K

BUILDER KIT - 8 - BOLT TOGETHER - 727

Part Number: ATI-729850K

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

ATI Performance Products Automatic Transmission Rebuild Kits 729950K

ATI Performance Products Automatic Transmission Rebuild Kits 729950K

ATI Performance Products Automatic Transmission Rebuild Kits 729950K

BUILDER KIT - 9 - BOLT TOGETHER - 904 - 727

Part Number: ATI-729950K

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Fleece Performance Engines, Bare Blocks FPE-LTR-FMJ-SD10X

Fleece Performance Engines, Bare Blocks FPE-LTR-FMJ-SD10X

Fleece Performance Engines, Bare Blocks FPE-LTR-FMJ-SD10X

Builder Block, Freedom Series LTR Standard Deck Solid Aluminum Block

Part Number: FLE-S0589

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Safecraft LT Series Fire Protection Systems LT10JAD-1

Safecraft LT Series Fire Protection Systems LT10JAD-1

Safecraft LT Series Fire Protection Systems LT10JAD-1

Fire Suppression System, LT Series, Fluoro FS, 10 lb. Aluminum Bottle, Brushed, Pull Cable Activation, Chassis Builder, Kit

Part Number: SAF-LT10JAD-1

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Safecraft LT Series Fire Protection Systems LT10JBD-1

Safecraft LT Series Fire Protection Systems LT10JBD-1

Safecraft LT Series Fire Protection Systems LT10JBD-1

Fire Suppression System, LT Series, Fluoro FS, 10 lb. Aluminum Bottle, Brushed, Push Knob Activation, Chassis Builder, Kit

Part Number: SAF-LT10JBD-1

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Safecraft LT Series Fire Protection Systems LT10JDD

Safecraft LT Series Fire Protection Systems LT10JDD

Safecraft LT Series Fire Protection Systems LT10JDD

Fire Suppression System, LT Series, Fluoro FS, 10 lb. Aluminum Bottle, White, Pneumatic Activation, Chassis Builder, Kit

Part Number: SAF-LT10JDD

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Safecraft LT Series Fire Protection Systems LT10JLD

Safecraft LT Series Fire Protection Systems LT10JLD

Safecraft LT Series Fire Protection Systems LT10JLD

Fire Suppression System, LT Series, Fluoro FS, 10 lb. Aluminum Bottle, White, Dual Pull Activation, Chassis Builder, Kit

Part Number: SAF-LT10JLD

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Safecraft LT Series Fire Protection Systems LT10JLD-1

Safecraft LT Series Fire Protection Systems LT10JLD-1

Safecraft LT Series Fire Protection Systems LT10JLD-1

Fire Suppression System, LT Series, Fluoro FS, 10 lb. Aluminum Bottle, Brushed, Dual Pull Activation, Chassis Builder, Kit

Part Number: SAF-LT10JLD-1

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

BluePrint Engines Engine and Transmission Combos BLS3768KZF

BluePrint Engines Engine and Transmission Combos BLS3768KZF

BluePrint Engines Engine and Transmission Combos BLS3768KZF

BluePrint Engines 376 c.i. GM LS Compatible Builder Series - Standard Edition - Fuel Injected - ZF Automatic Transmission - Polished Pulley Kit

Part Number: MLL-BLS3768KZF

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Stainless Works CNC Mandrel-Bent Exhaust Systems RB3X

Made in the USA Stainless Works CNC Mandrel-Bent Exhaust Systems RB3X

Stainless Works CNC Mandrel-Bent Exhaust Systems RB3X

Exhaust System, Rod Builder, Dual, Stainless Steel, 3.0 in., Universal, Kit

Part Number: STW-RB3X

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Flowmaster U-Fit Dual Pipe Kits 15937

Flowmaster U-Fit Dual Pipe Kits 15937

4.75 out of 5 stars ( 14 )

Estimated Ship Date: Today

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BluePrint Engines Engine and Transmission Combos BLS4273KB4L7

BluePrint Engines Engine and Transmission Combos BLS4273KB4L7

BluePrint Engines Engine and Transmission Combos BLS4273KB4L7

Engine 427 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, 4L65/70E Automatic Transmission w/ Black Pulley Kit

Part Number: MLL-BLS4273KB4L7

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

BluePrint Engines Engine and Transmission Combos BLS3768K4X4

BluePrint Engines Engine and Transmission Combos BLS3768K4X4

BluePrint Engines Engine and Transmission Combos BLS3768K4X4

Engine 376 c.i. LS Builder Series Truck Edition Iron Block, Fuel Injected, 4L65/70E Automatic Transmission 4WD Ready w/ Polished Pulley Kit

Part Number: MLL-BLS3768K4X4

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

BluePrint Engines Engine and Transmission Combos B302FKTKX

BluePrint Engines Engine and Transmission Combos B302FKTKX

BluePrint Engines Engine and Transmission Combos B302FKTKX

302c.i. Standard Edition Builder Series, Fuel Injected, TKX Manual Transmission - w/ Polished Pulley Kit. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-B302FKTKX

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Stainless Works CNC Mandrel-Bent Exhaust Systems RB2

Made in the USA Stainless Works CNC Mandrel-Bent Exhaust Systems RB2

Stainless Works CNC Mandrel-Bent Exhaust Systems RB2

Exhaust System, Rod Builder, Dual, Stainless Steel, 2.0 in., Universal, Kit

Part Number: STW-RB2

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Summit Racing Speedcard. Synchrony Car Care.

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