Car & Truck Chassis & Suspension Parts

Welcome to the home of great handling and ride quality! We stock a huge assortment of car and truck chassis and suspension parts like shocks, struts, and coil and leaf...

Welcome to the home of great handling and ride quality! We stock a huge assortment of car and truck chassis and suspension parts like shocks, struts, and coil and leaf springs, so whether you want a smooth street ride, responsive race handling, or rugged off-road control, you can find all the parts you need for your suspension upgrades here. We have complete lowering kits for a road-hugging sport stance, and lift kits to accommodate massive tires and greater suspension travel. Summit also has steering components, sway bars, frame rails and connectors, tie rods, wheelie bars, and wheel tubs, plus engine, transmission, and...

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Summit Racing™ Dual-Exhaust Transmission Crossmembers for 1982-2004 S10 - SUM-770309

Summit Racing™ Dual-Exhaust Transmission Crossmembers for 1982-2004 S10 - SUM-770309

Crossmember, Transmission, Steel, Black, GM, 4L60E 700R4, 200-4R, TH350, Powerglide, Each

Part Number: SUM-770309

4.78 out of 5 stars ( 41 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770308

Crossmember, Transmission, Steel, Black, 700R4, 200-4R, TH350, TH400, Powerglide, Each

Part Number: SUM-770308

4.63 out of 5 stars ( 75 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770300

Crossmember, Transmission, Steel, Black, GM, TH200/TH350/M-21/M-22/Powerglide/Saginaw/Super T-10, Each

Part Number: SUM-770300

4.84 out of 5 stars ( 75 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Transmission Mounts SUM-7731165

Transmission Mount, Steel, Rubber, GM, TH350, TH400, 700R4, Powerglide, Borg Warner, Saginaw, Muncie, Each

Part Number: SUM-7731165

4.77 out of 5 stars ( 56 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Dual-Exhaust Transmission Crossmembers SUM-770354

Crossmember, Transmission, Steel, Black, GM, TH350, Powerglide, Muncie, Chevy, B-Body, Each

Part Number: SUM-770354

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Stifflers Suspension Transmission Crossmembers for 1999-2004 MUSTANG - TCB-M20

TRANS. CROSSMEMBER 99-04 MUSTANG Fits C4, PowerGlide, TH350, T5, AOD/E, 4R70W, C6, TKO's, T45, TH3650, T56, TH400

Part Number: IVP-TCB-M20

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Transmission Crossmembers SUM-770581-R1

Transmission Crossmember, Steel, Black Powdercoated, 73-87 Chevy, GMC, C-10, TH350, TH400, Powerglide, 700R4, Each

Part Number: SUM-770581-R1

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Lightweight Transmission Crossmembers SUM-770398

Crossmember, Transmission, Lightweight, Steel, GM, 65-72 Chevelle, Cutlass, GTO, 700R4, 200-4R, TH350, TH400, Powerglide, Each

Part Number: SUM-770398

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Stifflers Suspension Transmission Mounts and Adapters for 1979-1993 MUSTANG - TM-M02

Trans Mount Adapter, Ford Mustang, TH350, TH400, Powerglide, Each

Part Number: IVP-TM-M02

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Stifflers Suspension Transmission Mounts and Adapters for 1979-1998 MUSTANG - TM-M01

Transmission Mount, Adapter, Steel, Black Powdercoated, Ford, Mustang, Powerglide, TH350, TH400, Each

Part Number: IVP-TM-M01

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Trans-Dapt Performance Transmission Mount Pads 9442

Transmission Mount Pad, Rubber/Steel, Black, Powerglide, TH350, TH400, 700R4, 4L60, Muncie 4-speed, Saginaw, Borg Warner, Each

Part Number: TRD-9442

4.33 out of 5 stars ( 21 )

Estimated Ship Date: Tomorrow

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ICT Billet Solid Transmission Mounts 551404

Transmission Mounts, Solid, Billet Aluminum, Natural, RWD, GM, TH350, TH400, Saginaw, Powerglide, Muncie Four Speed, 4L60E, 4L60/700R4, Each

Part Number: ICB-551404

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Stifflers Suspension Transmission Crossmembers for 1979-1981 MUSTANG - TCB-M06

Transmission Crossmember, Tubular, Steel, Black Hammertone Powdercoated, Ford, Mustang, T-5, TH350, Powerglide, Kit

Part Number: IVP-TCB-M06

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Classic Performance Transmission Crossmembers CP90171

Transmission Crossmember, Steel, Black Powdercoated, Chevy, GMC, TH350, TH400, Powerglide, 700R4, Each

Part Number: CLP-CP90171

3.66 out of 5 stars ( 41 )

Estimated Ship Date: Tomorrow

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BMR Transmission Conversion Crossmembers for 1998-2002 CAMARO, FIREBIRD - TCC002R

Transmission Crossmember, Conversion, GM, TH350, Powerglide, Red Powdercoated, Steel, Each

Part Number: BMR-TCC002R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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OER Authorized Transmission Crossmembers for 1970-1974 CAMARO, FIREBIRD - 3964819

Transmission Crossmember, Steel, EDP Coated, Powerglide/TH350 to TH400, Chevrolet, Pontiac, Each

Part Number: OER-3964819

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Trans-Dapt Performance Transmission Mount Pads 4185

Transmission Mount Pad, Steel, Black, Powerglide, TH350, TH400, 700R4, 4L60, Borg Warner, Saginaw, A833, Each

Part Number: TRD-4185

3.36 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Hooker Blackheart Transmission Crossmembers 71222018HKR

Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, 700R4, TH350, Powerglide, Chevy, GMC, RWD, Each

Part Number: HOK-71222018HKR

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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BMR Transmission Conversion Crossmembers for 1998-2002 CAMARO, FIREBIRD - TCC002H

Transmission Crossmember, Conversion, GM, TH350, Powerglide, Black Hammertone Powdercoated, Steel, Each

Part Number: BMR-TCC002H

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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BMR Transmission Conversion Crossmembers for 1984-1992 CAMARO, FIREBIRD - TCC025H

Transmission Crossmember, Conversion, GM, TH350, Powerglide, Black Hammertone Powdercoated, Steel, Each

Part Number: BMR-TCC025H

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

BMR Transmission Conversion Crossmembers for 1984-1992 CAMARO, FIREBIRD - TCC025R

Transmission Crossmember, Conversion, GM, TH350, Powerglide, Red Powdercoated, Steel, Each

Part Number: BMR-TCC025R

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

Engine Works Transmission Mounts 12608

Transmission Mount, Polyurethane, Red, GM, Powerglide, THM350, THM400, Chevy, Each

Part Number: EW1-12608

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

BMR Transmission Conversion Crossmembers for 1993-1997 CAMARO, FIREBIRD - TCC004H

Transmission Crossmember, Conversion, GM, TH350, Powerglide, Black Hammertone Powdercoated, Steel, Each

Part Number: BMR-TCC004H

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

BMR Transmission Conversion Crossmembers for 1993-1997 CAMARO, FIREBIRD - TCC004R

Transmission Crossmember, Conversion, GM, TH350, Powerglide, Red Powdercoated, Steel, Each

Part Number: BMR-TCC004R

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

QA1 Torque Arm Crossmembers for 1982-1992 CAMARO, FIREBIRD - 52124

Torque Arm Crossmember, Tunnel Mounted, Steel, Black, TH350/Powerglide Transmissions, Chevy, Pontiac, Each

Part Number: QA1-52124

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

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