Rancho RS5000X RS55387 Suspension Shock Absorber for Chevrolet Trailblazer
Featuring a unique, exclusive valving system and advanced compression functionality, Rancho® RS5000™X shocks deliver improved overall on- and off-road handling and performance.
  • IMPROVED HANDLING AND PERFORMANCE -- Cross Tuned technology featuring exclusive rebound valving system and advanced compression phase improves overall handling and performance on and off road
  • Rebound Bumper
  • Black Natural Bushings
  • Low Friction/ Self Lubrication Seal
  • MINIMIZES ROUGH RIDE -- Exclusive Progressive Engagement Valving is custom-tuned for each vehicle to help reduce initial impacts at low speeds and minimizes a rough ride
  • STRONG AND DURABLE -- Features a 16mm nitro-carburized piston rod to resist scuffs & corrosion, double-welded loops at stress areas, 35mm sintered iron piston for enhanced structural integrity and polyvinyl protective boot
  • HANDLES EXTREME TEMPERATURE CHANGES -- Large twin-tube body filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F
  • SMOOTH PERFORMANCE -- Polyurethane rebound bumper and rubber bushings help absorb ride harshness while the fluon-banded piston enhances responsiveness to changing road conditions for an overall smoother ride
  • REDUCES FADE -- Nitrogen gas pressurized to 150 PSI to minimize air-to-oil mixture to reduce damping performance fade and foaming
  • MAINTAINS VEHICLE CONTROL -- Compression Control Valve is custom-tuned for each vehicle to regulate fluid transfer to absorb impacts without disc flutter and help maintain shock motion control
  • BUILT TO LAST -- Low-friction, self-lubricating seal retains gas and oil for quicker rebound and smoother compression while the application-specific piston delivers heightened control of shock motion due to the expanded piston area
  • BUY WITH CONFIDENCE -- Comes with Rancho’s Limited Lifetime Warranty

Application Summary:

Year Make/Model
2003-2006 Chevrolet SSR
2002-2009 Chevrolet Trailblazer
2002-2009 GMC Envoy
2002-2006 GMC Envoy XL
2004-2005 GMC Envoy XUV
2003-2008 Isuzu Ascender
2002-2004 Oldsmobile Bravada
Attributes
Adjustable Damping No
Air Adjustable No
Air Ride Suspension No
Bearing Plate Included No
Body Diameter 2.251
California Proposition 65 No
Coil Over Springs Included No
Collapsed Length 14.560 in.
Compressed Bumper Stop No
Compressed Length 14.56
Country of Origin (Primary) US
Dust Shield Color Red
Dust Shield Included Yes
Extended Bumper Stop Yes
Extended Hydraulic Lockout No
Extended Length 23.21
GTIN 00039703011051
Harmonized Tariff Code (Schedule B) 8708801600
Hazardous Material Code N
Life Cycle Status Code Available to Order
Lower Mount Code LS77
Lower Mount Type Loop Bushing and Sleeve Mount - 1/2" Sleeve ID X 2.7/16" Sleeve OAL
Lower Mounting Code LS77
Lower Mounting Description Loop Bushing & Sleeve Mount - 1/2" Sleeve ID X 2.7/16" Sleeve OAL
Max Year Covered 2009
Min Year Covered 2002
Most Popular Make/Model Chevrolet Trailblazer
Most Popular Year 2004
NAFTA Preference Criterion Code B
New Or Remanufactured New
Part Description Shock Absorber
Parts Pack None
Parts Pack(s) None, None
Product Grade Premium
Reserve Tube Diameter 2.251
SDR Required Flag Y
SDS Sheet Number 01164
Shaft Material Nitrocarburized
Shock Absorber Bore Size 1.3779527559055118
Shock Stroke 8.650 in.
Spring Included No
Spring Isolators Included No
Spring Seat Included No
Total Part VIO 1502354
Travel Length 8.66
Upper Mount Code LS40
Upper Mount Type Loop Bushing and Sleeve Mount - 1/2" Sleeve ID X 1.11/16" Sleeve OAL
Upper Mounting Code LS40
Upper Mounting Description Loop Bushing & Sleeve Mount - 1/2" Sleeve ID X 1.11/16" Sleeve OAL

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Rancho RS55387 RS5000X Suspension Shock Absorber

Product Information

  • Brand: Rancho
  • Product Number: RS55387

Vehicle Fitment