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RockShox Coil Spring X-Firm Rear Shock Boxxer

Heavy-Duty Coil Spring for Aggressive Riders

Regular price ₹3,750
Color: Black
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The RockShox Coil Spring X-Firm Black is designed for riders seeking maximum resistance and support on demanding trails. It’s an ideal upgrade for heavier riders or those who prefer a stiffer suspension setup.

X-Firm Spring Rate for Weight Support: Engineered to support riders weighing over 90 kg, the X-Firm coil provides added firmness for aggressive riding, improved handling and better performance during big hits and landings.

Compatible with Domain & BoXXer Forks: This spring is a direct fit for Domain Dual Crown A1–A3 (2007–2017) and BoXXer Race, RC, Team and R2C2 models (2010–2018) with 35 mm stanchions. It delivers optimal preload and travel response for these fork systems.

Durable Construction and Performance: Built to withstand harsh riding conditions, the spring features high-tensile steel construction and precise compression characteristics, ensuring consistent feel and long-term reliability.

Whether you're hitting steep descents or rugged freeride terrain, this X-Firm spring delivers the controlled, predictable performance you need to push your limits.

Product details

Specifications

ApplicationDownhill, Freeride
Spring TypeCoil
FirmnessX-Firm
Stanchion Size35 mm
MaterialHigh-Tensile Steel
ColorBlack
Rider Weight SuitabilityOver 90 kg
CompatibilityDomain Dual Crown A1–A3 (2007–2017), BoXXer Race/RC, Team/R2C2 (2010–2018)

Features

  • X-Firm Rate for Superior Support: Ideal for riders over 90 kg, offering firm resistance for aggressive downhill and freeride terrain.
  • Compatible with Multiple Forks: Fits Domain Dual Crown A1–A3 (2007–2017) and BoXXer Race, RC, Team, R2C2 (2010–2018) with 35 mm stanchions.
  • Built for Performance: High-tensile steel ensures dependable compression and rebound characteristics under demanding conditions.
  • Enhanced Stability and Control: Provides improved preload and bottom-out resistance for big impacts and technical descents.
  • Durable and Reliable: Designed for long-term use with consistent performance across varying trail conditions.

Warranty and support

Covered by the manufacturer's warranty. Warranty claims go through us and we deal with the brand for you.

Questions after delivery? Ask TBA Guide or WhatsApp us.

Shipping and returns

We ship across India. Shipping is free on orders above ₹2,000 and ₹99 below that. Cash on delivery is available on orders up to ₹20,000, with a COD charge that depends on the order value. For a delivery estimate, enter your pincode in the box above the add-to-cart button: it shows the courier's own estimate for your address, not a promised date. If a parcel is held up we chase the courier until it is delivered. Full shipping policy

Returns can be started within 7 days of delivery on unused items in their original condition with all tags and packaging. Apparel, helmets, gloves and similar items are returnable; wetsuits and products discounted by more than 5% are not. Compatibility questions are not grounds for a return unless our listing was wrong, so ask us before you order if you are unsure. Return shipping is arranged by you; on an accepted return you can choose an exchange, store credit or a refund after shipping and transaction charges. Orders can be cancelled only until they are processed. Full return and refund policy