HomeSuspension > Shocks and StrutsMonroe 34821 Shock Absorber - Rear
Part #: 34821

Monroe 34821 Shock Absorber - Rear

Gas-Magnum Shock Absorber, Rear
16 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Gas-Magnum Shock Absorber, Rear
Fitment: Ford, F-250 and F-100
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Monroe Gas-Magnum Shock Absorber Overview

The Monroe Gas-Magnum Shock Absorber 34821 is engineered to provide reliable suspension performance for Ford F-100 and F-250 trucks. Designed to maintain vehicle stability and control, this shock absorber is built with durable materials and precise dimensions to meet the demands of these specific models.

  • Compressed length: 14.25 inches
  • Travel length: 8.625 inches
  • Extended length: 22.875 inches
  • Includes metal dust shield for protection
  • Lower mounting type: Loop bushing & sleeve mount (1/2" sleeve ID x 1.5" sleeve OAL)
  • Upper mounting type: Loop bushing mount (5/8" bushing ID x 1.3125" bushing OAL)
  • No compressed or extended bumper stops

Detailed Product Description

This Monroe Gas-Magnum Shock Absorber part number 34821 is specifically designed for Ford F-100 and F-250 trucks, ensuring compatibility and optimal suspension performance. The shock absorber features a compressed length of 14.25 inches and an extended length of 22.875 inches, with a travel length of 8.625 inches to accommodate the suspension movement of these vehicles. It includes a metal dust shield that protects the internal components from dirt and debris, extending the service life of the shock absorber. The mounting system uses loop bushing and sleeve mounts on the lower end and a loop bushing mount on the upper end, providing secure and stable attachment points tailored to the Ford truck suspension design.

Gas-Magnum Shock Absorber Product Line

The Monroe Gas-Magnum Shock Absorber line is designed to deliver consistent damping performance using pressurized nitrogen gas technology. This helps reduce shock fade and maintain vehicle control under various driving conditions. The 34821 model benefits from this technology, offering improved handling and ride quality for Ford F-100 and F-250 trucks without the inclusion of additional bumper stops or hydraulic lockouts, focusing on straightforward, reliable suspension support.

Common Applications and Problem Solving

  • Reduces excessive bouncing and body roll on Ford F-100 and F-250 trucks
  • Improves vehicle stability during cornering and braking
  • Minimizes suspension wear caused by dirt and debris with metal dust shield
  • Restores proper suspension travel and ride height
  • Addresses noisy or worn-out shock absorber symptoms

Installation Notes and Tips

  • Ensure compatibility with Ford F-100 and F-250 models before installation
  • Inspect mounting bushings and sleeves for wear and replace if necessary
  • Use proper tools to avoid damage to loop bushing mounts
  • Follow vehicle manufacturer torque specifications for mounting hardware
  • Check suspension alignment after installation for optimal performance

Quality Assurance and Warranty

Monroe manufactures the Gas-Magnum Shock Absorber 34821 to meet strict quality standards, ensuring durability and consistent performance. The metal 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. Refer to Monroe’s official documentation for exact warranty terms.

BrandMonroe
Part Number34821
PositionGas-Magnum Shock Absorber, Rear
L1
LS38
Compressed Bumper StopNo
Compressed Length14.25
Dust ShieldYes
Dust Shield MaterialMetal
Extended Bumper StopNo
Extended Hydraulic LockoutNo
Extended Length22.875
Lower Mounting TypeLoop Bushing & Sleeve Mount - 1/2" Sleeve ID X 1.1/2" Sleeve OAL
Parts PackNone
Travel Length8.625
Upper Mounting TypeLoop Bushing Mount - 5/8" Bushing ID X 1.5/16" Bushing OAL

This part fits 16 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
1977FordF-2504WDRearTo 03/1977; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1976FordF-2504WDRearLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1975FordF-2504WDRearLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1974FordF-2504WDRearLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1973FordF-2504WDRearLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1972FordF-250Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1971FordF-250Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1970FordF-250Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1969FordF-100Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1969FordF-250Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1968FordF-100Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1968FordF-250Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1967FordF-100Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1967FordF-250Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1966FordF-100Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1966FordF-250Rearwith 4WD; Premium; Limited Lifetime Warranty; Gas-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:

66821AT14AT16E70096E70115

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