Monroe MA733 Air Suspension Shock - Rear

Monroe Max-Air MA733 Rear Air Shock Absorber

The Monroe Max-Air Air Shock Absorber MA733 is built for rear suspension support on select Dodge trucks and SUVs used for towing and hauling. It can be inflated or deflated up to 150 PSI to help maintain ride height when extra load is added, with capacity limited by the vehicle’s suspension, tires, and transmission.

The Max-Air Air Shock Absorber line is focused on load-leveling control for vehicles that regularly carry cargo, tow trailers, or see changing rear-end weight. For Dodge D150, D250, W150, W250, Ramcharger, D100, W100, D200, and W200 applications, Monroe MA733 provides an adjustable air shock solution for rear suspension support.

• Adjustable air pressure up to 150 PSI for load leveling
• Supports maintaining level height under added rear weight
• Compressed length: 15.5 in.; extended length: 26.25 in.
• Travel length: 10.75 in. for rear suspension movement
• Dust shield included with rubber dust shield material
• Compressed bumper stop: Yes
• Upper mount: Loop bushing and sleeve mount, 1/2 in. sleeve ID x 41.28 mm sleeve OAL
• Lower mount: Loop bushing mount, 11/16 in. bushing ID x 1.9/16 in. bushing OAL

Use Monroe MA733 when you need a rear air shock absorber for towing and hauling on classic Dodge platforms. This part cross-references Wix 49149 for the same application.

Fitment Details

• Fits 1977-1993 Dodge D150, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1989-1993 Dodge D250, rear; for towing and hauling; without 4,000 lb front axle; use AK18 Air Line Kit to replace single air shock fill system if necessary; use AK64 Air Line Kit to add separate left and right air shock fill system if desired.
• Fits 1981 Dodge D250, rear; for towing and hauling; without 4,000 lb front axle; use AK18 Air Line Kit to replace single air shock fill system if necessary; use AK64 Air Line Kit to add separate left and right air shock fill system if desired.
• Fits 1974-1993 Dodge Ramcharger, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1977-1993 Dodge W150, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1992-1993 Dodge W250, rear; except 8,510 lb GVW & up; for towing and hauling; use AK18 Air Line Kit to replace single air shock fill system if necessary; use AK64 Air Line Kit to add separate left and right air shock fill system if desired.
• Fits 1981-1991 Dodge W250, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1984-1989 Dodge D100, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1975-1980 Dodge D100, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1984-1989 Dodge W100, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1975-1977 Dodge W100, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1982-1988 Dodge D250, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.
• Fits 1975-1980 Dodge D200, rear; for towing and hauling; without 4,000 lb front axle; use AK18 Air Line Kit to replace single air shock fill system if necessary; use AK64 Air Line Kit to add separate left and right air shock fill system if desired.
• Fits 1975-1980 Dodge W200, rear; air suspension shock for towing and hauling; replacement requires separate left and right fill system with AK18 or AK64 Air Line Kit.

Common Uses

• Rear sag when towing trailers or carrying heavy cargo
• Loss of ride height after adding load to the bed or rear of the vehicle
• Need for adjustable rear suspension support on classic Dodge trucks and SUVs
• Uneven stance caused by changing payload conditions
• Replacement of a worn rear air shock absorber on supported applications

Installation Notes

Verify rear fitment by year, model, and vehicle notes before installation. Several applications require a separate left and right fill system, and some listings specify use of AK18 or AK64 Air Line Kit when replacing or converting the air shock fill setup. Confirm the vehicle’s suspension limits and follow the owner’s manual for load and pressure guidance.

Quality Assurance

Monroe Max-Air shocks are engineered for load-leveling service on vehicles that haul and tow, with adjustable air pressure up to 150 PSI. MA733 is built as a rear air shock absorber for the listed Dodge applications and follows Monroe’s Max-Air product line specifications.