Bilstein M 9100 Bump Stop - Nickel

 

The Bilstein M 9100 Bump Stop is designed for customers who need more control in the final inches of suspension travel. It is built for custom off-road applications where harsh bottoming can damage parts, upset vehicle balance, or reduce driver confidence. The nickel finish gives the bump stop a clean motorsports appearance while the compact shape helps builders package it near the end of travel.

Unlike a simple rubber bump stop, the M 9100 uses a hydraulic design that helps decelerate suspension movement as the chassis approaches full compression. A nitrogen fill valve lets the compression force be adjusted to suit vehicle weight, speed, terrain, and suspension layout. That adjustability makes it useful for trucks and off-road vehicles that see hard hits, jumps, or repeated rough terrain.

The grouped options cover 2 inch, 3 inch, and 4 inch travel styles, allowing customers to match the bump stop to available chassis space and suspension travel. A replaceable strike pad supports maintenance after repeated use. The special mounting format is intended for custom installation, so careful placement is essential.

This bump stop is most valuable when the vehicle already has suspension travel worth protecting. Customers can use it to add progressive control at the end of the stroke, helping reduce metal-to-metal impact and improve composure over severe terrain. It supports custom trucks, rock crawlers, off-road race builds, and trail vehicles where bottoming control matters.

Correct setup requires measuring available travel, bump stop engagement point, tire clearance, and shock position. The bump stop should engage before expensive suspension components reach their mechanical limits. When placed and adjusted properly, it helps the suspension absorb severe compression events with more control.

Whether customers are upgrading for rock crawling, desert travel, or custom off-road suspension protection, the M 9100 Bump Stop delivers controlled end-of-travel support. Now Available at LEER!

 

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Features & Specifications

Product Type: Suspension bump stop

Brand: Bilstein

Series: M 9100 Bump Stop

Internal Design: Monotube

Piston Diameter: 46mm

Shaft Diameter: 1-1/4 in.

Travel Options: 2 inch, 3 inch, and 4 inch

Finish: Nickel plated and electroless nickel options

Reservoir: No

Mount Type: Special

Functionality:

• Helps decelerate suspension near full compression.
• Reduces harsh bottoming in custom off-road applications.
• Allows compression force adjustment through nitrogen pressure.
• Supports rock crawling, desert, and custom truck suspension builds.
• Uses a replaceable strike pad for service planning.
• Offers multiple travel lengths for different chassis layouts.
• Protects suspension components when set up correctly.

 

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Available Options

The M 9100 Bump Stop is available in multiple configurations:

• 2 inch travel bump stop -- Compact travel option for tight packaging and shorter end-of-travel control needs.
• 3 inch travel bump stop -- Midrange option for customers needing additional compression control before full bottom-out.
• 4 inch travel bump stop -- Longest travel option in the group for custom off-road builds that need more hydraulic engagement range.

Choose the 2 inch option for tight packaging, choose the 3 inch option for a balanced engagement range, or choose the 4 inch option when the vehicle needs the most bump stop travel.

 

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Why Choose

This product is ideal for customers who want adjustable compression force to decelerate suspension near the end of travel.

• Provides more controlled end-of-travel behavior than a simple bump stop.
• Gives builders 2, 3, and 4 inch travel choices.
• Supports custom mounting and off-road suspension packaging.
• Helps customers tune compression support for vehicle weight and use.
• Adds service-friendly design with a replaceable strike pad.
• Works well for vehicles that see repeated hard compression events.
• Fits high-clearance builds where bottoming control is a priority.

 

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What's Included

• One Bilstein M 9100 hydraulic bump stop in the chosen travel length.

Note: Confirm included components before installation.

 

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Installation Notes

• Custom mounting is required and should be planned around full suspension compression.
• Confirm tire clearance, shock travel, bump stop engagement, and chassis contact points before final use.
• Nitrogen pressure should be set by qualified personnel using suitable equipment.

Buyer is responsible for use in accordance with applicable vehicle, road, off-road, towing, racing, and local laws.

 

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Warranty Information

Warranty coverage can vary by product, application, and use. Coverage typically excludes improper installation, misuse, modifications, electrical issues, overloading, tampering, impact damage outside warranty terms, or non-compliant use.

Proof of purchase may be required for warranty claims. Customers should retain purchase records and inspect suspension components after hard use, racing, or off-road operation.