Fox Shox SLS Spring, 1.385" ID, 80mm/3.15" Stroke, 400lbs, Org

★★★★★ 4.1 123 reviews

US$57.60
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US$57.60
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Management number 221903479 Release Date 2026/05/04 List Price US$57.60 Model Number 221903479
Category

Upgrade your mountain biking performance with the FOX SLS Coil Rear Shock Spring - expertly engineered for lightweight strength, precision fitment, and enhanced ride quality. Designed with the innovative FOX SLS (Super Light Steel) technology, this high-performance coil spring delivers a perfect blend of durability and weight savings, making it an ideal choice for aggressive trail riders, enduro enthusiasts, and downhill racers seeking optimal shock absorption and control. Material & Engineering Excellence Constructed from proprietary FOX lightweight steel (SLS), this coil spring features a specialized surface treatment and stress relief process. These advanced engineering techniques allow for a smaller wire diameter and fewer coils without compromising strength, resulting in a lighter spring that reduces unsprung weight and improves overall suspension responsiveness. The durable steel material ensures long-lasting performance across rugged terrain, while the vibrant orange finish adds a bold style element to your bike. Performance & Compatibility Designed with a 3.15-inch (80mm) stroke and a spring rate of 400 lb., the FOX SLS Coil Spring provides precise support tailored to aggressive riding styles. Its 1.385-inch (35mm) inside diameter fits FOX coil shocks, as well as compatible models from Marzocchi, DVO, MRP, X-Fusion, and more. The lightweight design enhances shock responsiveness, reducing fatigue and improving traction during technical climbs and high-speed descents. For exact fitment, consult the comprehensive spring fitment guide available at FOX's tech resources. Innovative Features & Use Cases - Optimized Material Composition: Superior strength-to-weight ratio for dynamic mountain biking conditions - Lightweight Design: Reduced unsprung weight improves suspension performance and handling - Versatile Fitment: Compatible with multiple shock brands and models, ensuring wide applicability - Color Coding & Aesthetic: Eye-catching orange finish adds style and

  • Lightweight construction using proprietary Fox SLS steel material reduces overall spring weight for improved bike handling and performance.
  • Engineered with a unique surface treatment and stress relief process, this coil spring offers enhanced durability and fatigue resistance, ensuring long-lasting performance on demanding trails and rides.
  • Designed to fit a wide range of rear shocks including Fox, Marzocchi, DVO, MRP, and X-Fusion with a 35mm inside diameter, making it a versatile upgrade for various mountain bikes.
  • Optimized for trail, enduro, and downhill applications, the 400 lb. spring provides reliable support and responsiveness, with an 80mm stroke ideal for various shock sizes and configurations.
  • Featuring a bold orange color and a compact, high-performance design, the FOX SLS Coil Rear Shock Spring is the perfect upgrade to improve shock responsiveness and overall ride quality.
UPC 821973502380
Brand Name FOX Factory
Style Name Rear Shock Spring
Unit Count 1.0 Count
Item Weight 0.85 Pounds
Manufacturer FOX
Model Number 803-04-228
Material Type Steel
Included Components Rear Shock Spring
Manufacturer Part Number 803-04-228
Compatible with Vehicle Type Bicycle
Manufacturer Warranty Description Limited Warranty
Global Trade Identification Number 00821973502380

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