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The 1963-72 Chevy Pickup Rear Level 1 Airbag Dropmember suspension system is designed to replace the factory components and improve ride quality, performance, aesthetics, and strength.

Ride Height - 7"
Deflated Height - 3"

The 1973-87 Chevy Pickup Rear Level 1 Airbag Dropmember suspension system is designed to replace the factory components and improve ride quality, performance, aesthetics, and strength.

Ride Height - 7"
Deflated Height - 3"

The Porterbuilt Stage 2 Rear “Deluxe” Kit for 63-72 C10 is an engineered bolt-in suspension system designed to lower your truck as low as possible while maintaining the factory bed floor. The Stage 2 “Deluxe” is just that, it replaces all the factory crossmembers (from the trailing arm cross-member back) with tubular versions that are designed to bolt right in! It also includes our fully adjustable trac bar for improved handling and performance. If you are looking for the best possible kit to lower your C10 and keep the bed-floor in tact… this is the one!

Air Lift Performance 3H combines pressure-based control with ride-height sensing technology. While both types of air management have been utilized before, this is the first product to harness the benefits of both sytems – instantly improving suspension control, performance, and vehicle ride flexibility.

NOTE: As of April 2024, all 3H and 3P manifolds come with 1/4" threaded FNPT ports.

Air Lift Performance 3P combines pressure-based control with the ability to add ride-height sensing technology with the upgrade to height sensors. While both types of air management have been utilized before, this is the first product to harness the benefits of both sytems – instantly improving suspension control, performance, and vehicle ride flexibility.

NOTE: As of April 2024, all 3H and 3P manifolds come with 1/4" threaded FNPT ports. 

The new Porterbuilt sway bar is manufactured in-house and is available for early Dropmember equipped trucks. It comes raw and includes all mounting hardware.

The new Porterbuilt sway bar is manufactured in-house and is available for trucks equipped with PB Fab control arms and the factory crossmember. It comes raw and includes all mounting hardware.

The Porterbuilt Stage 2 Rear “Deluxe” Kit for 63-72 C10 is an engineered bolt-in suspension system designed to lower your truck as low as possible while maintaining the factory bed floor. The Stage 2 “Deluxe” is just that, it replaces all the factory crossmembers (from the trailing arm cross-member back) with tubular versions that are designed to bolt right in! It also includes our fully adjustable trac bar for improved handling and performance. If you are looking for the best possible kit to lower your C10 and keep the bed-floor in tact… this is the one!