Rancho RS55132 Shock Absorber

Part Number
RS5000X Series Shock Absorber; 26.39 in. Extended; 16.11 in. Collapsed; 10.28 in. Stroke

Fits: 77-86 Chevrolet K30, 77-78 GMC K35, 87-88 Chevrolet V30, 87-91 GMC V3500, 89-91 Chevrolet K3500, 89-91 Chevrolet V3500

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Featuring a unique, exclusive valving system and advanced compression functionality, Rancho(R) RS5000(R)X shocks deliver improved overall on- and off-road handling and performance.

BRAND: Rancho


  • RS5000X Shock
  • Full Displaced 35 mm Bore
  • Low Friction/ Self Lubrication Seal
  • Enlarged 2 .25 in. Twin Tube Body
  • 16 mm Nitro Carburized Rod
  • Black Natural Bushings
  • Protective Boot
  • Rebound Bumper
  • Tuned Compression Control Valve
  • 1986-1977 Chevrolet Pickup-K30 1 Ton-4WD Rear; 1988-1987 Chevrolet Pickup-V30 1 Ton-4WD Rear; 1991-1989 Chevrolet Pickup-V3500 1 Ton-4WD Rear; 1986-1977 GMC Pickup-K30/3500 1 Ton-4WD Rear
  • RS5000X Shock Absorber
  • Rancho RS5000X Shock Absorber
  • Double Welded Loops
  • Gas Pressurization Of Shock
  • Progressive Engagement Valving
  • Glass Filled/ Fluon Banded Piston


Collapsed Length16.110 in.
Compressed Bumper StopNo
Extended Bumper StopYes
Extended Hydraulic LockoutNo
Extended Length26.390 in.
Lower Mounting CodeLoop Bushing Mount - 0.625 in. Bushing ID x 1.3125
Max Year Covered1991
Min Year Covered1977
Most Popular Make/ModelChevrolet K30
Most Popular Year1986
Parts Pack(s)P00911 (2)
Product GradePremium
Reserve Tube Diameter2.252 in.
Shock Stroke10.280 in.
Total Part VIO46650
Upper Mounting CodeLoop Bushing Mount - 0.625 in. Bushing ID x 1.3125
WARNING CA Proposition 65No

RS5000X Series 26.39 in. Extended; 16.11 in. Collapsed; 10.28 in. Stroke;w/0 - 2 in. Lift;



  • Chevrolet: 3187846
  • GMC: 3187846
  • Chevrolet: 22064205
  • GMC: 3187845
  • GMC: 22064205
  • Chevrolet: 3187845


  • 1987-1988 Chevrolet V30 - Position: Rear
  • 1977-1986 Chevrolet K30 - Position: Rear
  • 1989-1991 Chevrolet K3500 - Position: Rear
  • 1989-1991 Chevrolet V3500 - Position: Rear
  • 1987-1991 GMC V3500 - Position: Rear
  • 1977-1978 GMC K35 - Position: Rear
Customer Questions
How often should shock absorbers be replaced?
Shock absorbers should generally be replaced every 50,000 miles or every 5-7 years
How to replace shock absorbers?
To replace shock absorbers, you need to remove the wheel and tire assembly, unbolt the old shock absorber, replace it with a new one, and tighten the bolts. Then, reinstall the wheel and tire, and test the new shocks.
Why do shock absorbers leak?
Shock absorbers can leak due to worn seals, damage to the piston or cylinder, or corrosion from exposure to moisture and road salt.
Can shock absorbers be replaced?
Yes, shock absorbers can be replaced when they start to wear out or fail.
Please, mind that only logged in users can submit questions

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