Maximum Motorsports Standard Coil-over/Upper Shock Mount kit, Yellow Series shock (fits ONE shock) MMCO-20

Maximum Motorsports
Availability: 5 in stock
Hurry, there are only 5 item(s) left!


Standard Coil-over/Upper Shock Mount Kit
Fits Yellow MMD-RC0xxxx Series shocks

Installs 1 Yellow Series series MM shock in a 1979-2004 solid-axle equipped Mustang, along with a coil-over conversion. Attaches the MM shock to the chassis with MM's unique ball-socket mount. Includes threaded coil-over sleeve and upper and lower spring perches for one shock. For coil-over applications only.


  • 1 kit fits 1 shock. 2 kits required per car.
  • Fits Yellow 2nd Gen Series MM shocks only. These shocks are yellow and have a shaft with a 5/8" major diameter.
  • Yellow Series part numbers have this format: MMD-RC0xxxx
  • The Yellow Series is the second generation MM shocks. Includes Street-ST1, Sport-SP1, Race-RA2, and Race-RA3
  • Does NOT include coil-over spring
  • For coil-over applications only

Requires shock-to-axle mounting brackets
Coil-over installation requires a robust lower shock-to-axle mounting bracket.

Spanner Wrench Tool
A spanner wrench is necessary to adjust ride height when using springs with a rate less than 250 lb/in. Springs with a higher rate rarely need a spanner wrench for adjustment.

Related products

Installs 1 Yellow Series 2nd Gen MM shock in a coil-over conversion:

  • MM's exclusive ball-socket upper mount
  • Threaded sleeve
  • Upper spring perch
  • Lower spring perch with locking screw
  • Rubber top bushing
  • Shaft retaining nut
  • Circlip to support threaded sleeve
  • Order 2-1/4" coil-over springs separately.
  • Fits 1 shock. 2 MMCO-20 kits required per car.