New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight

Mountain bike 20/03/25 17:00 Migue A.

The new FOX 34 SL fork has just been introduced to redefine a technical and competitive emblem of the brand. This new model has been specifically designed to tackle the most technical circuits of the World Cup, leaving behind the Step-Cast design and offering more stiffness, smoother performance, up to 130mm of travel, all with a very lightweight.

New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight
The FOX 34 SL fork features a new full 34mm diameter chassis, new arch, and a crown

Key features of the new FOX 34 SL fork

  • New arch and crown
  • 34mm stanchions all the way down (no step-cast)
  • Up to 130mm of travel (options of 110mm, 120mm, and 130mm)
  • Smoother performance
  • Accepts tires up to 2.5" and discs up to 203mm
  • New Twin Stick remote
  • Weight 1475g (29" 130mm)
  • Price: 1550€ (FOX 34 SL Factory Series 29” GRIP SL)

FOX 34 SL Fork: a new XCO standard with up to 130mm of travel

It has just been introduced but the truth is that we have been seeing it rolling in XCO and XCM races for months. The FOX 34 SL is born as a fork for Downcountry, but due to its weight and performance, it is also perfect for any XCO World Cup.

Among its main features, the FOX 34 SL uses a robust full 34mm chassis, abandoning the Step-Cast design which offers greater structural capacity and up to 130mm of travel.

New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight

Torsional stiffness is significantly increased by 17%, thanks to the complete redesign of the arch, which now fully wraps around the lower part of the stanchions, and the crown made of 7000 Series aluminum with strategically positioned internal perforations to optimize weight and stiffness. This structural assembly is complemented by a black anodized finish that further reduces the final weight compared to paint.

New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight

In terms of internals, the new fork features a key 20% increase in bushing distance compared to the previous 34 Step-Cast, achieving a significant reduction in friction, especially noticeable under high front load conditions. The four Teflon-coated aluminum bushings minimize dynamic resistance. The brand ensures that this offers a notable improvement in overall sensitivity throughout the suspension travel.

New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight

The incorporation of internal lubrication channels, repositioned from the rear to the internal sides, allows for more efficient oil circulation, optimizing response to small impacts and ensuring a constant reduction in dynamic friction, even under extreme driving demands.

The heart of the FOX 34 SL is in the advanced GRIP SL cartridge, specifically designed for XC competition. This cartridge stands out for a critical weight reduction and exceptional performance in terms of sensitivity and damping efficiency, thus responding to the most demanding conditions of the XCO World Cup.

New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight

With a total weight of just 1475 grams (29" model with 130mm and GRIP SL cartridge), the brand ensures that the FOX 34 SL is positioned as the lightest and most competitive option in its segment, being up to 40 grams lighter than its direct competitor.

In addition, FOX has incorporated additional improvements such as the Kabolt SL axle, which reduces 12 grams compared to the standard Kabolt axle, and a tapered bar that contributes another 9 grams less to the final assembly.

New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight

The new forks, with a continuous width design, accept tires up to 2.5” and brake discs up to 203mm, features that far exceed those possible with previous Step-Cast designs, thus enhancing technical versatility and configuration options.

In addition to the fork, FOX introduces the innovative Twin Stick remote, which integrates suspension and dropper post control into a single remote with an ultra-lightweight of just 66 grams.

New FOX 34 SL fork: up to 130mm, stiffer, smoother and with a very low weight

Prices of the new FOX 34 SL fork

While we are still waiting to know the full range and models that will be offered under this new FOX 34 SL, we already know that the high-end version with Kashima finish will have a price of 1,550€.

  • FOX 34 SL Factory Series 29” GRIP SL Fork: 1,550.00 € (remote not included)

  • FOX Twin Stick Remote: 199.00 €

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Nueva horquilla FOX 34 SL: hasta 130mm, más rígida, más suave y con un peso muy contenido

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Nouvelle fourche FOX 34 SL : jusqu'à 130mm, plus rigide, plus douce et avec un poids très contenu