Norco Optic A2 – 29" Full Suspension Trail Mountain Bike

The Norco Optic A2 is a high-pivot short travel trail bike built to deliver 125mm of rear travel efficiency with the confidence and capability of a much bigger machine.

Specifications

Frameset

Frame: Aluminum, 125mm travel, Ride Aligned™ geometry, UDH, Eagle Transmission compatible
Fork: RockShox Pike Base, 140mm travel, 44mm offset, fender included
Rear Shock: RockShox Super Deluxe Select+, 185x50mm trunnion, custom tune

Drivetrain

Shifter: Shimano Deore SL-M6100, 12-speed
Rear Derailleur: Shimano Deore RD-M6100
Crankset: Shimano Deore FC-MT512, 30T, CL55
165mm (S1, S2)
170mm (S3–S5)
Bottom Bracket: Shimano sealed bearing, BSA 73mm
Cassette: Shimano Deore CS-M6100-12, 10–51T
Chain: Shimano CN-M6100
Chain Guides: Norco idler guide and lower guide

Brakes

Front & Rear: Shimano Deore MT520, 4-piston hydraulic, metallic pads
Rotors: Shimano RT-64, 180mm, Center Lock
Brake Levers: Shimano Deore MT520

Cockpit

Handlebar: 6061 alloy, 800mm width, 25mm rise
Stem: Norco alloy, 40mm length, 35mm clamp
Grips: Ergon GE1
Slim (S1, S2)
Standard (S3–S5)
Headset: FSA No.57 ZS, sealed bearing, ZS44/28.6 | ZS56/40

Seatpost & Saddle

Dropper Post: TranzX YS105, 34.9mm
150mm (S1)
170mm (S2)
200mm (S3, S4)
230mm (S5)
Saddle: SDG Bel Air V3
Seatpost Clamp: Norco alloy nutted, 38.5mm ID
On-Bike Tool: OneUp EDC Lite, integrated into steerer tube

Wheels

Rims: WTB ST i30, 29", 30mm internal width, 32H
Front Hub: Shimano HB-TC500, 15x110mm Boost, Center Lock
Rear Hub: Shimano FH-MT500, 12x148mm Boost, Micro Spline, Center Lock
Front Tire: Maxxis Minion DHF 29x2.5", 3C MaxxTerra EXO, folding
Rear Tire: Maxxis Dissector 29x2.4", 3C MaxxTerra EXO, folding
Spokes: Stainless steel
Tubeless Setup: Stan’s sealant and valves

Weight

Approx. 17.2 kg (37.9 lbs)
Measured Size: S3