2025 Norco Optic C2 Gen 3

Frame & fit interfaces

The standards that decide what fits this bike.

Frame material

Carbon

Wheel size

29"

Suspension

Full

Rear travel

125 mm

Rear axle spacing

148 mm

Seatpost diameter

34.90 mm

Headset standard

ZS44/28.6 | ZS56/40

Bottom bracket

BSA 73mm

Max tire size

2.35" – 2.6"

Stock build

• ForkRockShox Pike Select+, Charger 3.1 RC2, 140mm Travel, 44mm Offset, Fender Included
• Rear ShockRockShox Super Deluxe Select+, 185x50 TR
• Front BrakeSRAM Code Silver Stealth
• Rear BrakeSRAM Code Silver Stealth
• Front Brake RotorSRAM Centerline, 180mm, 1.8mm Thickness, 6-bolt
• Rear Brake RotorSRAM Centerline, 180mm, 1.8mm Thickness, 6-bolt
• Front Brake Padssintered pads
• Rear Brake Padssintered pads
• Brake LeversSRAM Code Silver Stealth 4-Piston
• Bottom BracketSRAM DUB BSA
• CassetteSRAM 1275 Eagle T-Type, 10-52T, 12sp
• ChainSRAM GX Eagle T-Type, Flattop, 12spd
• CranksetSRAM Eagle, 30T, CL55, 165mm (S1,S2) -170mm (S3,S4,S5)
• Front WheelDT Swiss 370 Front, 15x110mm Boost, 32H, 6-bolt, Stan's Flow S2 29in i30
• Rear WheelDT Swiss 370 Rear, 12x148mm Boost, XD, 6-bolt, Stan's Flow S2 29in i30 32H
• Rear DerailleurSRAM GX Eagle AXS T-Type, 12spd
• ShiftersSRAM Pod Controller, MMX Bridge
• HandlebarOneUp Aluminum, 800mm, 20mm rise
• StemOneUp 42mm Length , 35mm Clamp
• GripsErgon GE1, Slim (S1, S2) Standard (S3,S4,S5)
• HeadsetFSA No. 57 ZS, Carbon Top Cover
• SaddleErgon SM-1 Enduro
• SeatpostTranzX YS105 Dropper, 34.9mm, 150mm (1), 170mm (2), 200 (3, 4), 230mm (5)
• Front TireMaxxis Minion DHF, 3C Max Terra EXO, 29x2.5", Folding
• Rear TireMaxxis Dissector 29x2.4 WT, 60 TPI, 3C Max Terra, EXO, TR