Chassis / Suspension

Tubular transmission crossmember built using thick-wall 1.5" tubing & 3/16" steel.

Fits: 1955-59 Chevy Trucks

The Porterbuilt 1960-62 Rear coilover suspension system is a modular suspension system designed to replace the factory components and improve ride quality, performance, aesthetics, and strength.

Tubular core support crossmember built using thick-wall 1.5" tubing & 3/16" steel.

Fits: 1955-59 Chevy Trucks

Boxed Trailing Arm Crossmember built using 3/16" steel for a 2-piece driveshaft configuration.

Fits: 1955-59 Chevy Trucks

Tubular rear frame crossmember built using thick-wall 1.5" tubing & 3/16" steel.

Fits: 1955-59 Chevy Trucks

Tubular rear frame crossmember built using thick-wall 1.5" tubing & 3/16" steel.

Fits: 1960-62 Chevy Trucks

Tubular transmission crossmember built using thick-wall 1.5" tubing & 3/16" steel.

Note: The tabs are loose and "unwelded".

Fits: 1960-62 Chevy Trucks

The 1955-59 Chevy Pickup Front Dropmember suspension system is a modular bolt-in sub-frame assembly engineered to incorporate Porterbuilt and C10 based suspension components.
When combined with a 2.5” drop spindle, 28” tall tire, and Porterbuilt Tubular Control Arms, the Level 3 Front will set the lowest point of the factory sheet metal on the ground when fully deflated.

Ride Height - 4"
Deflated Height - Lay Frame

The 1955-59 Chevy Pickup Rear Airbag Dropmember suspension system is engineered to lay body with large diameter wheel/tire combinations. (Recommended to run no wider than a 10” wheel)

Ride Height - 4"
Deflated Height - Lay Body"

The 1955-59 Chevy Pickup Rear Coilover Dropmember suspension system is engineered to improve ride quality, performance, aesthetics, and strength.

Ride Height - 5-6"

The 1955-59 Chevy Pickup Front Dropmember suspension system is a modular bolt-in sub-frame assembly engineered to incorporate Porterbuilt and C10 based suspension components.
When combined with a 2.5” drop spindle, 28” tall tire, and Porterbuilt Tubular Control Arms, the Level 2 Front will set the bottom of the cab approx. 5-6" inches off the ground at ride height.

Ride Height - 5-6"

The 1960-62 Chevy Pickup Front Dropmember suspension system is designed to replace the factory cross-member and steering system. It is engineered as a modular bolt-in unit that requires no welding.
When combined with a 2.5” drop spindle, 29” tall tire, and Porterbuilt Tubular Control Arms, the Level 3 Front will set the lowest point of the factory frame rails on the ground when fully deflated.

Ride Height - 4"
Deflated Height - Lay Frame

The 1960-62 Chevy Pickup Rear Dropmember suspension system is engineered to lay body with large diameter wheel/tire combinations. (Recommended to run no wider than a 10” wheel)

Ride Height - 4"
Deflated Height - Lay Body"

The 1960-62 Chevy Pickup Front Dropmember Coilover suspension system is designed to replace the factory cross-member and steering system. It is engineered as a modular bolt-in unit that requires no welding.
When combined with a 2.5” drop spindle, 29” tall tire, and Porterbuilt Tubular Control Arms, the Level 2 Front Coilover system will set the lowest point of the factory frame rails approx. 5-6" inches off the ground at ride height.

Ride Height - 5-6"

The Dropmember Rear Back Half suspension system is engineered to lay frame with 12" wide wheels.
Fits 1960-62 C10 Trucks
Level 3, Extreme
Ride height measures approx. 5” when running a 30” tall tire, and the frame will rest on the ground when deflated.

DESIGNED FOR 12" WIDE WHEELS
LONG BED TO SHORT BED CONVERSION

The Dropmember Rear Back Half suspension system is engineered fit 12" wide wheels.
Fits 1960-62 C10 Trucks
Level 2, Touring
Ride height measures approx. 5” when running a 30” tall tire.

DESIGNED FOR 12" WIDE WHEELS
LONG BED TO SHORT BED CONVERSION