Monroe
Gas-Magnum Shock Absorber

Monroe 34787 Shock Absorber - Front

Brand Monroe 34787
Position Front
S5
S5
Compressed Bumper Stop No
Compressed Length 14.25
Dust Shield Yes
Dust Shield Material Metal
Extended Bumper Stop Yes
Extended Hydraulic Lockout No
Extended Length 23.25
Lower Mounting Type Stem Mount - 2.5/8" Stem Length X 1/2"-13 Thread Pitch
Parts Pack P01167
Travel Length 9
Upper Mounting Type Stem Mount - 2.5/8" Stem Length X 1/2"-13 Thread Pitch
Product line Gas-Magnum Shock Absorber
Fits Toyota and Lexus · 10 vehicles

Gas-Magnum design. Provides firm control without a harsh ride.

High fluid capacity. Up to twice the fluid capacity of standard 1-in. bore shocks.

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

Cross-references KYB KG54300, Rancho RS55207 and RS5207 for the same application. See all 3.

$63.41Free 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 $63.41
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Monroe Gas-Magnum Shock Absorber 34787

Monroe Gas-Magnum Shock Absorber 34787 is built for front suspension use on midsize and full-size trucks and vans, with confirmed fitment for 1991-1998 Toyota Land Cruiser and 1996-1997 Lexus LX450. It is tuned for firm body control without creating a harsh ride, making it a practical choice for heavier vehicles that need stable damping.

The Gas-Magnum line is Monroe’s heavy-duty shock absorber family for larger vehicles. This Monroe 34787 uses increased fluid capacity to help the shock work more efficiently under load, which supports consistent control during everyday driving, towing, and rough-road use.

  • Front suspension shock absorber for 1991-1998 Toyota Land Cruiser
  • Front suspension shock absorber for 1996-1997 Lexus LX450 without Automatic Leveling System
  • Compressed length: 14.25 in.
  • Extended length: 23.25 in.
  • Travel length: 9 in.
  • Stem mount upper and lower mounting type with 2.5/8 in. stem length x 1/2 in.-13 thread pitch
  • Metal dust shield included
  • Extended bumper stop: Yes

What This Shock Absorber Helps Address

  • Excessive front-end bounce on Land Cruiser and LX450 applications
  • Reduced control over dips, bumps, and uneven pavement
  • Front suspension instability during load changes
  • Worn ride quality from aging OE-style shock absorbers
  • Need for firmer damping on heavier truck and SUV platforms

Installation Notes and Fitment

Install Monroe 34787 in the front position only on the listed applications. Confirm stem-mount dimensions, compressed length, and extended length against the original shock before installation. This part cross-references Monroe Shocks & Struts RS5207 and KYB KG54300 for the same application.

Fits 1991-1998 Toyota Land Cruiser, front. Fits 1996-1997 Lexus LX450, front, without Automatic Leveling System.

Quality Assurance

Monroe Gas-Magnum shocks are engineered for heavier-duty service and use increased fluid capacity to improve operating efficiency. Monroe 34787 is backed by a limited lifetime warranty on the listed applications.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1998ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1997LexusLX450Frontwithout Automatic Leveling System; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1997ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1996LexusLX450Frontwithout Automatic Leveling System; Premium; Limited Lifetime Warranty; Gas-Magnum Shock Absorber
1996ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1995ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1994ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1993ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1992ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
1991ToyotaLand CruiserFrontLimited lifetime warranty on this shock absorber.; Gas-Magnum Shock Absorber
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
KYB — KG54300Rancho — RS55207RS5207