DSE Hydroformed Front Subframe - Bare - Double-Adjustable Shocks (032020-DDS) - 1970-1981 Chevrolet Camaro / Pontiac Firebird - BBC
Give your second-generation F-Body a modern performance foundation with the Detroit Speed Hydroformed Front Subframe. DSE 032020-DDS is a bolt-in replacement for the original stock subframe engineered to dramatically improve chassis rigidity, suspension control, steering response, and overall handling. Designed for 1970-1981 Chevrolet Camaro and Pontiac Firebird applications using Big Block Chevy or Big Block Pontiac power, this system combines hydroformed steel frame rails, Detroit Speed suspension geometry, stamped structural crossmembers, rack-and-pinion steering, and double-adjustable coilover shocks into a serious street and track package.
Part number 032020-DDS is the bare subframe configuration with double-adjustable shocks for Big Block Chevy and Big Block Pontiac applications. The double-adjustable shock package provides two independent adjustments and an extensive tuning range, allowing suspension response to be tailored to the driver's demands and vehicle setup while maintaining excellent street ride quality. The hydroformed subframe is supplied bare for builders who want control over the final chassis finish, while key suspension components are supplied with a black powdercoated finish.
Specifications
- Manufacturer: Detroit Speed
- Part Number: 032020-DDS
- Product Type: Hydroformed Front Subframe
- Vehicle Platform: 1970-1981 GM F-Body
- Subframe Finish: Bare
- Engine Application: Big Block Chevy / Big Block Pontiac
- Shock Type: Double Adjustable
- Shock Configuration: Coilover
- Shock Valving: Detroit Tuned
- Shock Adjustments: Two independent adjustments
- Spring Rate: 650 lbs/in for Big Block applications
- Frame Rail Construction: Hydroformed steel
- Crossmember Construction: Stamped main and secondary crossmembers
- Control Arms: Tubular upper and lower
- Steering: Power rack and pinion
- Sway Bar: Splined sway bar
- Maximum Wheel Width: Up to 10 inches without modification to the inner wheel wells
- Minimum Wheel Diameter: 17 inches
- Minimum Inside Wheel Diameter: 16.250 inches
- Installation Type: Bolt-in replacement for the original stock subframe
Features
- Hydroformed steel frame rails provide excellent strength, stiffness, dimensional accuracy, and repeatability
- Low-temperature hydroforming helps preserve the inherent strength and stiffness of the steel
- Stamped main and secondary crossmembers increase structural rigidity and help control chassis flex
- Detroit Speed suspension geometry is engineered to improve handling and ride quality
- Double-adjustable coilover shocks provide two independent adjustments for extensive suspension tuning
- Broad shock adjustment range allows the chassis to be tailored to driver preference and performance demands
- Detroit Tuned shock engineering combines serious performance capability with excellent street ride quality
- 650 lbs/in springs are specified for Big Block engine applications
- Designed to support both Big Block Chevy and Big Block Pontiac engine combinations
- Tubular upper and lower control arms are incorporated into the suspension system
- Power rack-and-pinion steering provides precise and responsive steering performance
- Splined sway bar helps control body motion during aggressive cornering
- Accommodates wheels up to 10 inches wide without modification to the inner wheel wells
- Bare subframe allows the builder to select the desired final chassis finish
- Bolt-in design replaces the original factory front subframe
- Engineered and developed for both street and track use
- Made in the USA
Fitment Notes
- Part number 032020-DDS is configured for Big Block Chevy and Big Block Pontiac engine applications
- Designed specifically for 1970-1981 Chevrolet Camaro and Pontiac Firebird models
- Big Block Chevrolet applications require the appropriate Detroit Speed engine mount components
- Big Block Pontiac applications require the appropriate Detroit Speed engine mount components
- Requires wheels at least 17 inches in diameter
- Requires a minimum inside wheel diameter of 16.250 inches
- Accommodates wheels up to 10 inches wide without modification to the inner wheel wells
- Wheel, tire, and brake clearance should be verified for the specific vehicle combination
- For competition applications, the optional Detroit Speed rack-and-pinion fluid transfer conversion kit replaces the rack hardlines using -4 AN steel fittings
- The optional fluid transfer kit uses Teflon-lined hoses designed to handle the high-pressure demands of the steering system with pre-crimped stainless steel fittings
Fitment
- 1970 Chevrolet Camaro
- 1971 Chevrolet Camaro
- 1972 Chevrolet Camaro
- 1973 Chevrolet Camaro
- 1974 Chevrolet Camaro
- 1975 Chevrolet Camaro
- 1976 Chevrolet Camaro
- 1977 Chevrolet Camaro
- 1978 Chevrolet Camaro
- 1979 Chevrolet Camaro
- 1980 Chevrolet Camaro
- 1981 Chevrolet Camaro
- 1970 Pontiac Firebird
- 1971 Pontiac Firebird
- 1972 Pontiac Firebird
- 1973 Pontiac Firebird
- 1974 Pontiac Firebird
- 1975 Pontiac Firebird
- 1976 Pontiac Firebird
- 1977 Pontiac Firebird
- 1978 Pontiac Firebird
- 1979 Pontiac Firebird
- 1980 Pontiac Firebird
- 1981 Pontiac Firebird
FAQs
What engines is DSE 032020-DDS designed for?
Detroit Speed 032020-DDS is designed for Big Block Chevy and Big Block Pontiac engine applications in 1970-1981 Camaro and Firebird models.
What is the advantage of the double-adjustable shocks?
The double-adjustable shocks provide two independent adjustments and a wide adjustment range, giving the driver substantially greater control over suspension tuning for different vehicle setups, driving conditions, and street or track use.
What does bare mean on DSE 032020-DDS?
The hydroformed subframe itself is supplied with a bare finish rather than being powdercoated, giving the builder control over the final chassis finish. Key suspension components are supplied with a black powdercoated finish.
Does 032020-DDS work with Pontiac Big Block applications?
Yes. Detroit Speed specifically identifies 032020-DDS for both Big Block Chevy and Big Block Pontiac applications. The appropriate engine-specific mounting components must be used for the selected engine.
How is 032020-DDS different from 032019-DDS?
Both are bare Hydroformed Front Subframes with double-adjustable shocks for 1970-1981 Camaro and Firebird applications. The 032020-DDS is configured for Big Block Chevy / Big Block Pontiac applications, while 032019-DDS is configured for Small Block Chevy / LS applications.
Can I run 10-inch-wide front wheels with this subframe?
Yes. Detroit Speed states that wheels up to 10 inches wide can be packaged without modifying the inner wheel wells. Wheels must be at least 17 inches in diameter with a minimum inside wheel diameter of 16.250 inches.
Why Buy Detroit Speed from Beefcake Racing?
Beefcake Racing is your source for Detroit Speed suspension and chassis components for serious street, pro-touring, and track builds. Choosing the correct subframe, shock package, engine mounts, brakes, wheels, and supporting components is critical when building a complete front suspension system. Our team can help you put together the right Detroit Speed combination for your second-generation Camaro or Firebird. Questions about DSE 032020-DDS or your build? Email sales@beefcakeracing.com or call 1-855-827-7223.
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