The Single and Double Adjustable coil over kits from Spohn Performance have become some of the most trusted suspension components in the industry, and now GM G-body owners can get them for their cars too. That means numerous compression and rebound adjustment options matched with ease of use, all in a bolt-on design for your 1978-87 Regal, Malibu, or Monte Carlo.

Official Release:

New Single & Double Adjustable Rear Coil Over Kits for the 1978-1987 GM G-Body Regal, Malibu, Monte Carlo, etc.

SKU# 736-G-QSA: 18 Way Single Adjustable Shocks (Product Page Link)

SKU# 736-G-QDA: 18 Way Double Adjustable Shocks (Product Page Link)

The Spohn Performance rear coil over conversion kits for the for the 1978-1987 GM G-Body Regal, Malibu, Monte Carlo, etc.

These kits are based on the QA1 Proma Star 18 way single or double adjustable aluminum coil over shocks:

• Single Adjustable Version: 18 Positions of Adjustment – Simultaneous compression and rebound adjustment with 18 valving options. Unique to QA1, one knob changes both compression and rebound valving simultaneously, allowing total suspension control in one easy-to-reach location.
• Double Adjustable Version: 18 Positions of Double Adjustment – Includes 18 positions of compression adjustment on one knob, and 18 positions of rebound adjustments on the other knob. Each knob is clearly labeled with an “R” for rebound and a “C” for compression, as well as plus and minus symbols for ease of adjustment. These shocks give you 324 Valving Adjustments!
• Deflective Disc Valving: Advanced shock technology, increased sensitivity in valving response, control and consistency.
• Precision Machined Piston with PTFE Piston Band: Creates accurate piston to cylinder wall seal, improves valving consistency and increases durability.
• 5/8″ Centerless Ground, Hard Chrome Plated, Solid Piston Rod: Precision surface, eliminates piston rod flex increasing valving consistency.
• Forged, Machined Aluminum Body: Lighteweight, stronger than billet. Bright anodized for unmatched durability and great appearance.
• Three Step Sealing System: Advanced aerospace material, exclusive double lip seal design and wiper seal eliminate seal drag and dirt intrusion.
• 100% Dyno Tested and Serialized: Assures consistency in production and performance.
• Spring Mounting Hardware Included: Aluminum spring cap, spring seat, and locking ring included.
• Top Shock Mounting: Polyurethane bushings with extreme duty CNC machined t-bars.
• Bottom Shock Mounting: Exclusive Teflon/Kevlar race bearings for smooth bind-free operation.
• Adjustment: Adjust your ride height as high or as low as you need.

The Spohn Performance rear coil over conversion kit for the 1978-1987 GM G-Body Regal, Malibu, Monte Carlo, etc. ships to you fully assembled (as pictured) and ready to install. The kit is an easy 100% bolt in installation!

The rear coil-over kits include everything needed, including:

• (2) Rear coil over shocks
• (2) 2.5″ i.d. coil over springs
• (2) CNC laser cut and formed steel lower mounting brackets
• Grade 8 mounting hardware
• Spanner wrench set
• Torrington thrust washers and bearings for spring seat

Spring Rates: For a soft stock like ride we recommend a 130# spring. For drag racing and street/strip applications we recommend a 150# spring. For handling performance we recommend a 175# spring. For road racing we recommend a 200# spring. Other spring rates are available up to 350#, call to place orders with custom spring rates.