SIR 9

 
Tech Specs
frame mounts and fittings2 Inner Triangle Bottle Mounts, 1 Mount Under Down Tube, 1 on top tube, rack and fender mounts.Rear suspension traveln/a
Maximum front suspension120mmFork offset44mm
Shock sizen/aShock mounting hardware
n/a
Suggested shock sagn/aSeatpost size30.9mm
Seat collar size34.9mmCable routingexternal
Front derailleur type34.9 side swing, front pullHeadset size1.125" X 1.5" Tapered Zero Stack Head Tube, 44mm Upper, 56mm Lower, Cane Creek Description: ZS44/28.6 ZS56/40
Pivot bearing specsn/aChainring compatibilityCompatible With Standard 1X, 2X And 3X Systems
Maximum chainring size1x max chain ring size: 36T - Boost Chainring RecommendedQ-Factor168mm
ISCG compatibilitynoBottom bracket type73mm PF30 BB Shell (Adapters Required For BSA Type BBs); compatible with Biocentric 30 BB
Brake mount typePost mountMaximum rear rotor size180mm
Rear wheel spacingBoost 12x148mmRear wheel through-axle specM12x1.75Px182L
Front wheel axle spacingBoost 15x110mmFront wheel through-axle spec
Max tire size29x2.4 or 27.5x3.0 Tire (Tire Sizes Vary By Brand, Some Tires May Not Fit)