Fox Shox Standard Spring, 1.385" ID, 81mm/3.19" Stroke, 650lbs

★★★★★ 4.1 149 reviews

$49.89
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Management number 212537607 Release Date 2026/04/06 List Price $19.96 Model Number 212537607
Category

Enhance your mountain biking experience with the FOX Steel Rear Shock Coil Spring - a high-performance, durable component engineered to elevate your ride. Designed with precision from proprietary FOX standard steel, this 650 lb. x 3.19" spring provides reliable support and responsiveness across demanding trail conditions. Its robust construction ensures longevity and consistent performance, whether you're tackling technical descents or smoothing out rough terrain. Constructed with a 35mm/1.385" inside diameter, this coil spring fits FOX shock systems seamlessly, and is compatible with Marzocchi, DVO, MRP, X-Fusion, and other leading brands. The spring features a sleek black powder-coat finish that not only offers corrosion resistance but also maintains a stylish, professional look for your bike. With a total spring length of 6.815 inches (TLG) and an adjustable stroke of 2.75 to 3.00 inches, this coil spring is ideal for trail, enduro, and downhill riders seeking optimized suspension performance. Key Features & Benefits: - Material & Engineering: Manufactured from proprietary FOX steel, ensuring strength, flexibility, and durability for rigorous riding. - Optimal Performance & Compatibility: 650 lb. spring rate calibrated for aggressive trail riding; fits FOX rear shocks along with brands like Marzocchi and DVO. - Precise Fit & Adjustability: 35mm ID with a total length of 6.815" and travel compatibility between 2.75" and 3.00" for customized suspension tuning. - Enhanced Durability & Style: Black powder-coated finish provides corrosion resistance and a sleek aesthetic. - Clear Identification: Spring markings include model, rate, and travel specifications for quick and easy maintenance. Whether you're upgrading your existing suspension or customizing your bike for specific riding styles, the FOX Steel Rear Shock Coil Spring offers unmatched reliability, performance, and style. Get your bike trail-ready with this essential component that blends innovative en

  • High-strength proprietary FOX standard steel construction ensures durability, corrosion resistance, and long-lasting performance for demanding mountain biking terrains.
  • Optimized for FOX, Marzocchi, DVO, MRP, and X-Fusion coil shocks with a precise 1.385" inside diameter, providing universal compatibility across popular suspension brands.
  • Designed with a 650 lb. spring rate and 3.19" spring travel, this coil spring delivers optimal support and smooth damping for aggressive runs and technical trail riding.
  • Features an ultra-durable black powder-coat finish that resists scratches, rust, and wear, maintaining a sleek appearance and reliable performance over time.
  • Includes clear marking of spring rate and total spring length, aiding in easy identification and perfect fitment, while supporting your specific shock travel and riding style needs.
UPC 821973501819
Brand Name FOX Factory
Style Name Rear Shock Spring
Unit Count 1.0 Count
Item Weight 1.57 Pounds
Manufacturer FOX
Model Number 803-04-164
Material Type Steel
Included Components Rear Shock Spring
Manufacturer Part Number 803-04-164
Compatible with Vehicle Type Bicycle
Manufacturer Warranty Description Limited Warranty

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4.1 out of 5
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149 ratings | 61 reviews
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