The LEN Performance Rear Shock LU4-50000 is engineered for rear left or right fitment on Polaris Ranger models, offering a balance of performance, durability, and serviceability. Built for a range of off-road conditions, this shock delivers precise damping control, corrosion resistance, and customizable suspension response.

Comparable to Elka Stage 4 or Fox QS3 shocks (LEN has 5 step compression and rebound, Fox QS3 only has compression)

Features

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  5-step compression and rebound adjustment with simple click settings

  
  


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  Anodized billet aluminum heads for lightweight strength and reliability

  
  


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  Anodized aluminum finned reservoir for optimized heat dissipation

  
  


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  Fully threaded shock body with anodized dual-ring preload adjusters

  
  


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  Powder-coated springs for corrosion resistance and long-lasting durability

  
  


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  Hardened chromoly shaft for superior strength and sealing performance

  
  


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  Serviceable design for extended product lifespan and easy maintenance

  
  

Specifications

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  Fitment Position: Rear Left or Right

  
  


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  Sold Individually Unless Otherwise Stated

  
  

Cross-Reference OEM Part Numbers

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  Rebuild Kit: LUR-00001

  
  


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  Bushing Kit Top: LU8-50000-BK

  
  


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  Bushing Kit Bottom: LU4-50000-BK

  
  


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  Standard Spring Top: LU8-50000SP

  
  


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  20% Stiffer Spring Top: LU8-50000SH

  
  


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  Shaft: LUS-00002

  
  


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  Internal Floating Piston (IFP): LPP-00003

  
  


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  Reservoir Cap: LPP-00007

  
  


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  Bump Stop: LPP-00018

  
  


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  Screw – Reservoir: LPP-00020

  
  


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  Screw – Shock Body: LPP-00021

  
  


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  Adjustment Knob – Rebound: LPP-00025

  
  


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  Adjustment Knob – Compression: LPP-00022

  
  


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  Snap Ring – Shock Body: LPP-00031

  
  


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  Snap Ring – Reservoir: LPP-00031

  
  

Vehicle Fitments

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  Polaris Ranger 900 XP (All Models): 2013–2019

  
  


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  Polaris Ranger 1000 XP (All Models): 2017–2024

  
  


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  Polaris Ranger 1000 (All Models): 2020–2024