Bilstein 8125 Series Coilover with Reservoir - 33-225616

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  • Bilstein | Part Number: BIL33-225616
  • Shock Series:8125 Series
  • Shock Type:Coil-Over
  • Fitment:Universal Fit
  • Hydraulic / Gas Charged :Gas Charged


The 8125 Series are performance coilovers for the serious off-road enthusiast. Designed for use with dual-rate springs and available in a wide range of travel lengths, the 8125 Series are perfect for custom coilover suspension applications. Equipped with a competition designed, 3-stage seal pack, the 8125 Series will withstand the harshest off-road environments. All 8125 Series include a 22mm hard chromed, case hardened piston rod which provides exceptional tensile strength and resistance to sand blasting and rock chipping. Incorporated remote reservoir combined with a high-temp hose provides consistent fade free performance under conditions of intense heat. The zinc coated threaded body allows for quick ride height adjustments and spring changes. The 8125 Series are completely owner rebuildable with replacement parts available from BILSTEIN. All components are machined to precise tolerances and made in the USA to insure a high quality product.

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Question & Answers

1 Answered question

Q: What coils do I buy for these or do they come with the coil and just not pictured ???? Answer this question

A: Coils are going to be dependent on the lift and spring rate wanted. You will need to speak the manufacturer and give them the specs of the vehicle and they will be able to give recommended coils.

Answered by Kelly from 4WP Corporate Headquarters on 12/03/2020


While the ThyssenKrupp Bilstein Company began as a German enterprise, Bilstein shocks are developed and manufactured in Hamilton, Ohio. Bilstein develops and fabricates premium quality monotube shock absorbers directly for automobile manufactures, aftermarket outfits and motorsports applications. The precision and craftsmanship in manufacturing that fueled company growth in Germany were brought straight to the factory in Hamilton, Ohio. The factory includes an engineering department, rigorous shock testing facility and a motorsports track. The track allows the engineers to tweak their designs in response to real world testing during development. The rigorous testing allows for designs to go through a machine simulated life of a shock absorber in all kinds of terrain conditions. The resulting products promise the highest in performance. Shop Bilstein Now


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