1991 Mercury Grand Marquis Suspension Leveling Kit Parts

Choose your Engine for your 1991 Mercury Grand Marquis


Showing 1 - 2 of 2 products
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Firestone Ride-Rite
  • Coil-Rite® Air Helper Spring Kit
  • Includes Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required Install Time 1 Hour~No Drilling Required
  • Coil-Rite® Air Helper Spring Kit; Rear; Includes Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required;
  • Coil-Rite(R) Air Helper Spring Kit
  • Product Attributes:
    • WARNING CA Proposition 65: No
  • Features:
    • Increase Vehicle Stability
    • Improve Steering And Balance
    • Improve Braking Effectiveness
    • Prevent Bottoming Out
    • Maintain A Level Vehicle
    • Keep Headlights Aimed On The Road
    • Reduce Tire Wear
  • If you're looking for a smoother ride for your vehicle that has a coil spring suspension, Firestone Coil-Rite air helper springs are what you need. Designed to fit inside existing coil springs to create a variable spring rate, Coil-Rite will level your vehicle and assist with more effective braking and handling, even under heavy loading and adverse road conditions.Coil-Rite enables you to control the air pressure in the air helper springs so you can make adjustments for varying loads and road conditions. Spring performance can be altered as easily as inflating a tire.Firestone Coil-Rite air helper springs are made of durable, elastic polyurethane, providing years of comfort and stability to your vehicle. The air springs will support 500-1000 lbs. per set (not to exceed vehicle's GVWR). Coil-Rite Air Helper Springs are designed to work in temperatures between 180 °F (82 °C) and -40 °F (-40 °C).

Additional Fitment Information:
Vehicle Block CC Position Engine CID
1991 - Mercury Grand Marquis V - Rear 8 Cyl 5.0L 302

Air Lift
  • AIR LIFT 1000
  • No Drill; Installation Time - 1 Hour Or Less Will Not Fit With Factory Auto-Leveling Option
  • Air Lift 1000
  • Air Lift 1000 Coil Spring
  • Product Attributes:
    • Front Sway Bar Links Included: No
    • WARNING CA Proposition 65: Yes
    • Control Arms Included: No
    • WARNING CA Proposition 65 Message: California: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
    • 30L Dampers Included: No
    • Drilling Required: Yes
  • Features:
    • Fully Adjustable
    • Level Vehicles When Towing/Hauling
    • Provides A Safe Comfortable Ride
    • Installs Inside Coil Spring
    • Eliminates Bottoming Out
    • Rugged Durable Component
    • Includes Air Springs And All Hardware
    • Easy To Install w/Included Instructions
    • Up to 1000 lbs. of Leveling Capacity
    • Limited Lifetime Warranty
    • Tough Molded Polyurethane
  • Air Lift adjustable air helper springs level your load, and give your truck, van, or SUV a safer, more comfortable ride. Air springs are easy to install inside the existing coil spring with common mechanic's tools. Just add air when towing or hauling a heavy load, and reduce air pressure when unloaded, they are fully adjustable for a great ride. Air Lift air springs eliminate sag, sway, and bottoming out. They are made with rugged, durable components for long, reliable service. Air Lift 1000 kits fit many popular customer vehicles with coil springs. They're designed to: add support to rear springs on many popular SUVs, replace OEM front air springs on P-30 motor homes, provide front end support for snowplows, winches, etc., improve muscle car traction for drag racing, and improve ride and handling for full-size vans and trucks with front coil springs. Air adjustable with quick connecting, easy-to-use air fittings, Air Lift 1000 air helper springs have a typical max pressure of 35 PSI on cars and SUVs, and 90 PSI on motorhomes. They also have up to 1000 pounds of leveling capacity, right up to the manufacturer's recommended Gross Vehicle Weight Rating. Air Lift 1000 kits also come standard with a limited lifetime warranty and an exclusive 60 day ride satisfaction guarantee.

Additional Fitment Information:
Vehicle Position
1991 - Mercury Grand Marquis Rear
Showing 1 - 2 of 2 products

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