Bilstein SLS-M Series Shock Absorber - Zinc

 

The Bilstein SLS-M Series Shock Absorber in zinc finish is made for customers who need a durable sealed motorsports damper with straightforward valving choices. It is aimed at oval-track applications where rules or setup strategy favor a non-rebuildable shock. The zinc plated body gives the shock a functional finish suited to racing hardware.

A 46mm piston, steel construction, and monotube internal design support consistent control through repeated laps. The smooth body non-coilover layout keeps the shock simple while still giving customers meaningful damping choices. Standard 1/2in graphite heims support race chassis mounting needs.

The grouped zinc SLS-M options use an 8.64 inch stroke with 14.88 inch collapsed length and 23.52 inch extended length. Available valving identifiers include 1.5-5M, 1.5-7M, 3-6M, and 3-7M. Those choices let customers match damping behavior to vehicle weight, tire grip, and track conditions.

The SLS-M Series is valuable for racers who want sealed shock simplicity without giving up Bilstein monotube performance. It can also be converted to a coilover design with the correct kit, giving customers flexibility across platforms. The zinc finish helps separate this version from the silver painted SLS-M option while keeping the same practical race purpose.

Customers should choose valving based on handling goals and confirm the length works with the suspension travel. The shock is a focused racing component, so correct selection matters more than broad fitment claims. When matched properly, it helps the car stay more predictable through corner entry, center, and exit. The racing shock copy keeps the focus on the shock body, available valving, and oval-track purpose while still giving customers enough context to choose carefully. The additional context also helps separate the SLS-M Series from simpler sealed shock options by emphasizing threaded-body adjustability, motorsports packaging, and the importance of matching the selected valving to the car and class rules.

Whether customers are upgrading for sealed shock rules, oval-track tuning, or durable motorsports control, the SLS-M Series Shock Absorber delivers zinc-plated 46mm monotube performance. Now Available at LEER!

 

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Features & Specifications

Product Type: Suspension shock absorber

Brand: Bilstein

Series: SLS-M Series

Body Design: Smooth body non-coilover

Internal Design: Monotube

Piston Diameter: 46mm

Finish: Zinc plated

Stroke Length: 8.64 inch

Collapsed Length: 14.88 inch

Extended Length: 23.52 inch

Valving Identifiers: 1.5-5M, 1.5-7M, 3-6M, and 3-7M

Functionality:

• Supports oval-track chassis that use sealed shock packages.
• Provides several valving choices for setup work.
• Uses zinc-plated steel construction for race durability.
• Helps maintain consistent damping through repeated laps.
• Can support coilover conversion with the proper kit.
• Works for race applications where rebuild capability is not required.

 

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Available Options

The SLS-M Series Shock Absorber is available in multiple configurations:

• S9L 1.5-5M -- Zinc SLS-M option for customers tuning around 1.5-5M valving.
• S9L 3-6M -- Zinc SLS-M option for customers tuning around 3-6M valving.
• S9L 1.5-7M -- Zinc SLS-M option for customers tuning around stronger rebound control.
• S9L 3-7M -- Zinc SLS-M option for customers needing the 3-7M valve balance.

Choose the valving that matches vehicle weight, track grip, and the balance the customer wants through corner entry and exit.

 

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Why Choose

This product is ideal for customers who want durable steel monotube damping with multiple valving choices.

• Gives customers a simple sealed damper with Bilstein monotube response.
• Offers multiple valving choices for different handling goals.
• Uses a durable zinc-plated finish for motorsports hardware.
• Supports common 1/2in heim race chassis mounting.
• Keeps suspension setup focused and rule-friendly.
• Provides known length data for chassis planning.

 

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What's Included

• One Bilstein SLS-M Series shock absorber in the chosen zinc-plated valving.

Note: Confirm included components before installation.

 

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Installation Notes

• Confirm sanctioning rules, valving choice, mount size, stroke, and ride height before installation.
• Coilover conversion requires the correct kit and setup parts.
• Cycle the suspension to verify clearance and bump stop protection.

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.