Nimble handling, gram-obsessed weight, buttery damping-combined, they all make the difference between a good fork and a great fork. A few more grams are pulled out by cutting windows in the dropouts.Īnother benefit of the shorter-travel platform, according to RockShox’s press materials: It can be built lighter, but the company’s internal stiffness targets can still be met stiffness data was not provided.Sure, there are plenty of lightweight XC forks out there, but racing demands so much more. The 2017 SID maintains the 32mm upper tubes from the previous version, but where the previous version was available up to 120mm, the new version is built in a dedicated 100mm platform (adjustable to 80mm) This allows the use of lighter upper tubes and shafts. RELATED: First Look: 2017 Fox 32 Step-Cast Suspension Fork Claimed weight in lightest form: 1,523 grams. Though it’s the cheapest SID, it is the second-lightest.

This fork uses the new chassis, but the older Motion Control DNA damper.

Claimed weight in lightest form: 1,572 grams. The XX uses the new chassis and comes with the XLoc hydraulic lockout remote standard (instead of the cable-actuated lockout offered for the other models), but it uses the older Motion Control XX damper. (This crown and steerer are shared by the SID models below.) Claimed weight in lightest form: 1,530 grams.

This SID is very much the same Charger damper-equipped fork as the World Cup edition, but the RLC uses an aluminum steerer and forged hollow-aluminum crown instead. Claimed weight in lightest form: 1,366 grams. For an extra $75, this fork is offered with RockShox’s cable-actuated OneLoc remote. RockShox did not respond to a request for stiffness data.

In the previous RockShox forks, the carbon crown/steerer saved weight, but was less stiff than the same fork with an aluminum crown and steerer. This one gets all the new stuff, but is set apart from the rest of the SID line by the carbon crown and steerer. SID World Cup $1,150, $1,225 with OneLoc remote.All use the same magnesium lowers, straight-wall 32mm aluminum upper tubes, and air spring, and are offered for 27.5-inch, 27.5+, and 29-inch bikes, in both 100x15mm and Boost 110x15mm hub spacing. The 2017 SID fork line consists of four models.

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