Monroe
OESpectrum Light Truck Shock Absorber

Monroe 37204 Shock Absorber - Rear

Brand Monroe 37204
Position Rear
Compressed Bumper Stop No
Compressed Length 15.125
Dust Shield Yes
Dust Shield Material Metal
Extended Bumper Stop Yes
Extended Hydraulic Lockout No
Extended Length 24.25
Lower Mounting Code LS52
Lower Mounting Type Loop Bushing & Sleeve Mount - 5/8"-16MM Sleeve ID X 1.11/16" Sleeve OAL
Parts Pack None
Travel Length 9.125
Upper Mounting Code LS74
Upper Mounting Type Loop Bushing & Sleeve Mount - 12MM Sleeve ID X 42.86MM Sleeve OAL
Product line OESpectrum Light Truck Shock Absorber
Fits Nissan and INFINITI · 12 vehicles

Factory-style ride restoration. Returns original drivability and performance with precise handling control.

Noise reduction. Filters out vibration and harshness for a quieter ride.

Metal dust shield. Helps protect the shock absorber from road debris.

Cross-references Focus Auto Parts 342798, KYB 334379 and KYB 343379 for the same application. See all 10.

$57.54Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Shock Absorbers are typically replaced in pairs, axle by axle.
Order total $57.54
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Monroe OESpectrum Rear Shock Absorber

Monroe OESpectrum Light Truck Shock Absorber 37204 is built for rear suspension service on select Nissan Pathfinder and INFINITI QX4 models. It focuses on restoring factory-style drivability while improving handling precision and reducing noise, vibration, and harshness.

Key Features

  • Rear shock absorber for light truck and SUV suspension applications
  • Monroe OESpectrum tuning for controlled ride response and road isolation
  • Metal dust shield for added protection
  • Extended bumper stop included in the design
  • Compressed length: 15.125 in; extended length: 24.25 in; travel length: 9.125 in
  • Upper mount: LS74 loop bushing and sleeve mount, 12MM sleeve ID x 42.86MM sleeve OAL
  • Lower mount: LS52 loop bushing and sleeve mount, 5/8"-16MM sleeve ID x 1.11/16" sleeve OAL

Product Details

The Monroe OESpectrum Light Truck Shock Absorber line is aimed at OE-style replacement service where ride control and comfort both matter. Part number 37204 uses a rear-mounted loop bushing and sleeve configuration and is engineered to match the original suspension geometry on listed applications. This part cross-references KYB 334379 for the same application.

Compatible With 2000-2004 Nissan Pathfinder, rear, and 2000-2003 INFINITI QX4, rear. It also fits 1999 Nissan Pathfinder, rear, and 1999 INFINITI QX4, rear, from 12/98 with OE application-specific replacement notes. For shoppers searching for a rear shock absorber for 2000-2004 Nissan Pathfinder or a rear shock for 2000-2003 INFINITI QX4, Monroe 37204 is the listed application.

What It Helps Address

  • Excessive rear bounce after bumps or dips
  • Loose or unsettled rear-end handling
  • Noise and vibration from worn shock components
  • Reduced control during load changes or uneven pavement
  • Ride quality that has drifted from original factory feel

Installation Notes

Verify upper and lower mount codes, sleeve dimensions, and compressed and extended lengths before installation. This rear shock absorber uses loop bushing and sleeve mounts, so confirm the vehicle’s original hardware layout and suspension position before service. Always inspect related suspension components, including bushings and mounting points, when replacing shocks.

Quality Assurance

Monroe OESpectrum shocks are positioned as OE-style replacement components for restoring original drivability and performance characteristics. Part number 37204 is built for the listed rear applications on Nissan Pathfinder and INFINITI QX4 models.

This part fits 12 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2004NissanPathfinderSERearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2004NissanPathfinderLERearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2003INFINITIQX4RearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2003NissanPathfinderRearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2002INFINITIQX4RearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2002NissanPathfinderRearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2001INFINITIQX4RearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2001NissanPathfinderRearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2000INFINITIQX4RearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
2000NissanPathfinderRearEnhances performance for vehicles with stock components.; OESpectrum Light Truck Shock Absorber
1999INFINITIQX4RearFrom 12/98; Recommended OE Application -Specific Replacement; OESpectrum Light Truck Shock Absorber
1999NissanPathfinderRearFrom 12/98; Recommended OE Application -Specific Replacement; OESpectrum Light Truck Shock Absorber
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Focus Auto Parts — 342798KYB — 334379KYB — 343379KYB — KG4163Rancho — RS5539112120093G63845G63875RS5391TS3331852B