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2015-2021 Mustang ROUSH Triple Adjustable Coilover Suspension Kit

Part #: 421840

$3,118.99
Free Shipping
Application: Mustang 2015-2021
Installation Difficulty:
Novice ?
Live outside the U.S.?

International Purchases & Shipping

Prices stated here are only for sales within the continental United States and ordered via the ROUSHperformance.com web site. Prices for other territories and countries may vary due to shipping fees, duties, and other factors.

Orders placed via ROUSHperformance.com can only be shipped to areas within the continental U.S. If you live outside the U.S., please orders must be placed through an authorized ROUSH dealer.

Product highlights for the 2015-2021 Mustang ROUSH Triple Adjustable Coilover Suspension Kit:

  • Dramatic improvement in handling
  • Approximate 1.5" drop in front ride height and 1.0" rear drop (ride heights as delivered)
  • Additional damping, rebound, and ride height adjustments with included tools
  • Provides additional stiffness and stability through turns
  • Rated for producing over 1.0g lateral skid pad acceleration
  • Maintains high level of ride quality on the street while increasing performance on the track
  • Race-inspired and proven on the track

Our ultimate suspension package for 2015-2021 Mustangs, the ROUSH Triple Adjustable Suspension kit provides the performance and adjustability to turn your Mustang into a track monster. True performance enthusiasts want the ability to fine-tune every aspect of their setup to the conditions of the day. Whether it’s a tight twisting autocross, a track day at a high-speed road course or a daily commute down an unforgiving mountain road, adjustability matters. ROUSH’s Triple Adjustable Suspension combines height adjustable performance springs with ROUSH engineered adjustable struts and shocks. Our shocks give you full control over rebound and damping. You can increase the stiffness for the track or adjust for a more compliant street ride. This kit comes setup with an approximate 1.5” front, 1” rear drop, with plenty of room to adjust your stance or corner-weight your Mustang. ROUSH coilovers are rated for over 1.0g of lateral acceleration and have been tested at the track under real-world conditions to ensure reliability and proper balance.

This is a comprehensive Mustang suspension upgrade, and includes the following components:

  • Stainless steel coilovers with red powder coated springs, adjustable Height and Tuning (Front)
  • Adjustable Shock Assemblies (Rear)
  • Adjustable spring mounts with red powder coated springs (Rear)
  • Front and Rear height adjustment spanners

Note: NOT Compatible on Vehicles Equipped with Optional MagneRide Suspension

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
Application Mustang 2015-2021
Difficulty Novice
Time 3 hours 30 minutes
Tools Basic tools
Instruction URL Download Instruction Manual