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

Fits: 1961-64 Ford Trucks

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

Fits: 1947-54 Chevy Trucks

New boxed rear frame crossmember fabricated from 3/16" steel.

Fits: 1973-87 Chevy Trucks

The 1963-72 Chevy Blazer 2WD Rear Level 3 Airbag Dropmember suspension system is engineered to lay frame with large diameter wheel/tire combinations.

Ride Height - 4"
Deflated Height - Lay Frame

The 1963-72 Chevy Blazer 4WD Rear Level 3 Airbag Dropmember suspension system is engineered to lay frame with large diameter wheel/tire combinations.

Ride Height - 4"
Deflated Height - Lay Frame

The Porterbuilt cowl mounted hood hinges are the perfect solution to relocating the hood hinges once the factory inner fender wells have been removed. They are available for model years 1960-1972.

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 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 1947-54 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 1947-54 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 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"

Porterbuilt tubular control arms are built using thick-wall DOM tubing and CNC cut 3/16" pickeled plate steel. All bushing pivot tubes and ball joint cups are TIG welded.

Available in the following configurations:
1" Forward
1" Narrowed
1" Forward & 1" Narrowed
Standard Length

Includes upper and lower shafts, bushings, and Grade 8 hardware for installation.

NOTE: ALL CONTROL ARMS ARE DESIGNED TO USE PROFORGED BALL JOINTS. .

The 1947-54 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 1963-72 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 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 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 1955-59 Chevy Pickup Rear Coilover Dropmember suspension system is engineered to improve ride quality, performance, aesthetics, and strength.

Ride Height - 5-6"

The 1973-87 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 1947-54 Chevy Pickup Rear Coilover Dropmember suspension system is engineered to improve ride quality, performance, aesthetics, and strength.

Ride Height - 5-6"

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.

The 1963-72 Chevy Pickup Rear Level 3 Airbag Dropmember suspension system is engineered to lay frame with large diameter wheel/tire combinations.

Ride Height - 4"
Deflated Height - Lay Frame

The Dropmember Rear Back Half suspension system is engineered to lay frame with a 15" wide wheel.
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 15" WIDE WHEELS
LONG BED TO SHORT BED CONVERSION

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

Fits: 1947-54 Chevy Trucks

The 1973-87 Chevy Pickup Rear Level 3 Airbag Dropmember suspension system is engineered to lay frame with large diameter wheel/tire combinations.

Ride Height - 4"
Deflated Height - Lay Frame

New Inner Frame Stiffener for Level 2 & Level 3 Dropmember Equipped Trucks

Fits: 1960-62 Dropmember Equipped Chevy Trucks

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

Fits: 1955-59 Chevy Trucks

The 1963-72 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 will set the bottom of the cab approx. 4-6" inches off the ground at ride height.

Ride Height - 4-6"

The 1973-87 Chevy C30 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 our C30 specific 3” 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 1963-72 Chevy Pickup Rear Level 2 Coilover Dropmember suspension system is engineered to improve ride quality, performance, aesthetics, and strength.

Ride Height - 4-6"

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

New Boxed Inner Frame Stiffener for Level 2 & Level 3 Dropmember Equipped Trucks

Fits: 1947-54 Dropmember Equipped Chevy Trucks

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

Fits: 1955-59 Chevy Trucks

The 1973-87 Chevy C30 Rear Level 3 Airbag Dropmember suspension system is engineered to lay frame with large diameter wheel/tire combinations.

Ride Height - 4"
Deflated Height - Lay Frame

The Porterbuilt cowl mounted hood hinges are the perfect solution to relocating the hood hinges once the factory inner fender wells have been removed. They are available for model years 1960-1972.

The 1963-72 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 1 Front will the lowest point of the factory frame rails approx. 3” off the ground when fully deflated.

Ride Height - 6-7"
Deflated Height - 3"

The 1973-87 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 will set the bottom of the cab approx. 4-6" inches off the ground at ride height.

Ride Height - 4-6"

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

Fits: 1955-59 Chevy Trucks

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 2 Coilover Dropmember suspension system is engineered to improve ride quality, performance, aesthetics, and strength.

Ride Height - 4-6"

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

Fits: 1955-59 Chevy Trucks

The 1973-87 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 1 Front will the lowest point of the factory frame rails approx. 3” off the ground when fully deflated.

Ride Height - 6-7"
Deflated Height - 3"

The 1963-72 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 1 Front will set the bottom of the cab approx. 7-9" inches off the ground at ride height.

Ride Height - 7-9"

New Boxed Inner Frame Stiffener for Level 2 & Level 3 Dropmember Equipped Trucks

Fits: 1955-59 Dropmember Equipped Chevy Trucks

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 1963-72 Chevy Pickup Rear Level 2 Coilover Dropmember suspension system is engineered to improve ride quality, performance, aesthetics, and strength.

Ride Height - 7-9"

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

Fits: 1960-62 Chevy Trucks

The 1973-87 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 1 Front will set the bottom of the cab approx. 7-9" inches off the ground at ride height.

Ride Height - 7-9"

Porterbuilt tubular control arms are built using thick-wall DOM tubing and CNC cut 3/16" pickeled plate steel. All bushing pivot tubes and ball joint cups are TIG welded.

Available in the following configurations:
1" Forward
1" Narrowed
1" Forward & 1" Narrowed
Standard Length

Includes upper and lower shafts, bushings, and Grade 8 hardware for installation.

C30 SPECIFIC

NOTE: ALL CONTROL ARMS ARE DESIGNED TO USE PROFORGED BALL JOINTS. .

The 1973-87 Chevy Pickup Rear Level 2 Coilover Dropmember suspension system is engineered to improve ride quality, performance, aesthetics, and strength.

Ride Height - 7-9"

The Porterbuilt cowl mounted hood hinges are the perfect solution to relocating the hood hinges once the factory inner fender wells have been removed. They are available for model years 1960-1972 and start at $299 for the non-gas assist, or $399 with gas assist (this option is currently only available for the 67-72 trucks).

The non-gas assist version can later be upgraded to gas assist for $189.

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 new Porterbuilt sway bar is manufactured in-house and is available for Version 7 Dropmember equipped trucks. It comes raw and includes all mounting hardware.

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

Fits: 1963-66 Chevy Trucks

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.

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

Fits: 1967-72 Chevy Trucks

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

Fits: 1973-87 Chevy Trucks

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

Fits: 1963-87 Chevy C10, C20, C30 Trucks

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

Fits: 1963-72 Chevy Trucks

Boxed carrier bearing crossmember built using 3/16" steel.

Fits: 1973-87 Chevy Trucks

New Boxed Inner Frame Stiffener for Level 2 & Level 3 Dropmember Equipped Trucks

Fits: 1973-87 Chevy Trucks

Boxed trailing arm crossmember built using 3/16" steel.

Fits: 1963-72 Chevy Trucks

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

Fits: 1963-72 Chevy Trucks

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

Fits: 1973-87 Chevy Trucks

Boxed trailing arm crossmember built using 3/16" steel.

Fits: 1963-72 Chevy Trucks

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

Fits: 1963-72 Chevy Trucks

New Boxed Inner Frame Stiffener for Level 1 Dropmember, Static & Stock Suspension Trucks

Fits: 1963-72 Chevy Trucks

New Boxed Inner Frame Stiffener for Level 2 & Level 3 Dropmember Equipped Trucks

Fits: 1963-72 Dropmember Equipped Chevy Trucks

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

Fits: 1963-72 Chevy Trucks

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

Fits: 1963-72 Chevy Trucks

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

Fits: 1963-72 Chevy Trucks

New boxed rear frame crossmember fabricated from 3/16" steel.

Fits: 1963-72 Chevy Trucks

If you are thinking about lowering your C10 truck more than four inches in the rear, a longer trac-bar will be a necessity! The Porterbuilt Fully Adjustable Trac-bar has an overall length of just over 34 inches. The longer the bar, the less side to side shift the differential will experience through suspension travel. The new mounting brackets also relocate the bar lowering the rear roll-center, and the bar length can be tuned while still mounted on the truck!

If you are looking for the best possible kit to convert your truck to air suspension but maintain your factory front crossmember, this is the kit for you. The Porterbuilt Stage 2 Deluxe Front Kit for '63-'87 Chevy Trucks replaces your factory control arms and coil springs, lowering your truck and improving handling, without replacing the factory front crossmember.

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!

The Porterbuilt Stage 2 Basic Front Kit for '63-'87 Chevy Trucks improves ride quality and overall driveability by replacing the factory lower control arms and and factory coil spring with an air spring.

Looking for an easy way to switch over to air suspension without breaking the bank? The Stage 1 front kit is an inexpensive and simple way to do just that! The Stage 1 front kit is designed to replace the factory steel coil spring with an air spring while maintaining the factory control arms.

NOTE: ALL CONTROL ARMS ARE DESIGNED TO USE PROFORGED BALL JOINTS. .

The stage 1 rear kit is both an economical and easy way to lower the rear of your 63-72 C10′s trailing arm suspension. The air spring and mounting plates replace the factory steel coil spring, allowing a better ride quality and adjustability! Our Stage 1 shock relocator brackets improve shock function by decreasing the shock angle!

The Porterbuilt cowl mounted hood hinges are the perfect solution to relocating the hood hinges once the factory inner fender wells have been removed. They are available for model years 1960-1972 and start at $299 for the non-gas assist, or $399 with gas assist (this option is currently only available for the 67-72 trucks).

The non-gas assist version can later be upgraded to gas assist for $189.