HomeSuspension > Shocks and StrutsMonroe 66440 Shock Absorber - Rear
Part #: 66440

Monroe 66440 Shock Absorber - Rear

Magnum Shock Absorber, Rear
24 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Magnum Shock Absorber, Rear
Fitment: Ram, ProMaster 2500 and ProMaster 3500
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Monroe Magnum Shock Absorber 66440 Overview

The Monroe Magnum Shock Absorber 66440 is engineered for reliable suspension performance on Ram ProMaster 2500 and ProMaster 3500 models. Designed to maintain vehicle stability and control, this shock absorber features durable construction and precise fitment for these commercial vans.

  • Compatible with Ram ProMaster 2500 and ProMaster 3500
  • Includes dust shield for enhanced protection
  • Compressed length: 12.38 inches; extended length: 19.73 inches
  • Travel length of 7.35 inches for effective suspension travel
  • Upper and lower mounting with loop bushing and sleeve mount (5/8" sleeve ID x 1.9/16" sleeve OAL)

Magnum Shock Absorber Product Line Details

The Monroe Magnum Shock Absorber line is designed to provide durable and consistent suspension damping for heavy-duty and commercial vehicles. This product line focuses on delivering reliable shock absorption with features such as dust shields to protect internal components from debris and wear. The 66440 model fits specific Ram ProMaster vans, ensuring proper fit and function within the Magnum series.

Technical Specifications and Features

The Monroe 66440 shock absorber includes a dust shield to guard against dirt and contaminants, extending the service life of the unit. It does not include compressed or extended bumper stops or hydraulic lockouts, focusing on straightforward shock absorption. The shock measures 12.38 inches when compressed and extends to 19.73 inches, with a travel length of 7.35 inches, providing adequate suspension movement for the Ram ProMaster 2500 and 3500. Both upper and lower mounts use loop bushing and sleeve mounts with a 5/8" sleeve inner diameter and 1.9/16" sleeve overall length, ensuring secure attachment and compatibility.

Applications and Problem Solving

  • Restores suspension control and vehicle stability on Ram ProMaster 2500 and 3500
  • Reduces excessive bouncing and vibration during load carrying
  • Improves ride comfort and handling on uneven road surfaces
  • Prevents premature wear of suspension components by maintaining proper damping
  • Protects against dust and debris intrusion with integrated dust shield

Installation Notes and Tips

When installing the Monroe Magnum Shock Absorber 66440, ensure the vehicle is securely lifted and supported. Verify the upper and lower mounting points correspond to the loop bushing and sleeve mount specifications. No additional parts pack is included, so retain existing hardware if reusable or source appropriate mounting components. Check for proper alignment and torque mounting bolts to manufacturer specifications to avoid premature wear or failure.

Quality Assurance and Warranty

Monroe manufactures the Magnum Shock Absorber 66440 to meet or exceed OEM standards for durability and performance. The inclusion of a dust shield enhances longevity by protecting internal components. While specific warranty details are not provided here, Monroe typically offers limited warranties on their shock absorbers covering defects in materials and workmanship. Consult Monroe or authorized distributors for exact warranty terms applicable to this part number.

BrandMonroe
Part Number66440
PositionMagnum Shock Absorber, Rear
Compressed Bumper StopNo
Compressed Length12.38
Dust ShieldYes
Extended Bumper StopNo
Extended Hydraulic LockoutNo
Extended Length19.73
Lower Mounting CodeLS51
Lower Mounting TypeLoop Bushing & Sleeve Mount - 5/8"-16MM Sleeve ID X 1.9/16" Sleeve OAL
Parts PackNone
Travel Length7.35
Upper Mounting CodeLS51
Upper Mounting TypeLoop Bushing & Sleeve Mount - 5/8" Sleeve ID X 1.9/16" Sleeve OAL

This part fits 24 vehicles. Search below:

YearMakeModelPositionNotes
2025RamProMaster 2500RearMagnum Shock Absorber
2025RamProMaster 3500RearMagnum Shock Absorber
2024RamProMaster 2500RearMagnum Shock Absorber
2024RamProMaster 3500RearMagnum Shock Absorber
2023RamProMaster 2500RearMagnum Shock Absorber
2023RamProMaster 3500RearMagnum Shock Absorber
2022RamProMaster 2500RearMagnum Shock Absorber
2022RamProMaster 3500RearMagnum Shock Absorber
2021RamProMaster 2500RearMagnum Shock Absorber
2021RamProMaster 3500RearMagnum Shock Absorber
2020RamProMaster 2500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2020RamProMaster 3500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2019RamProMaster 2500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2019RamProMaster 3500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2018RamProMaster 2500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2018RamProMaster 3500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2017RamProMaster 2500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2017RamProMaster 3500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2016RamProMaster 2500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2016RamProMaster 3500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2015RamProMaster 2500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2015RamProMaster 3500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2014RamProMaster 2500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber
2014RamProMaster 3500RearShocks are 1.38 (in) Bore; Magnum Shock Absorber

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1214031117025834500073470865330164168157782AC68157782AD68157782AEHD12140552

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.