Norco
Optic A1
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Geometry
Geometry
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Geometry
Geometry
Frame geometry
| Geometry | null | S1 | S2 | S3 | S4 | S5 |
|---|---|---|---|---|---|---|
| Stack | 644mm | — | — | — | — | — |
| Reach | 522.5mm | — | — | — | — | — |
| Headtube length | 140mm | — | — | — | — | — |
| Headtube angle | 65deg | — | — | — | — | — |
| BB height | 346mm | — | — | — | — | — |
| BB drop | — | — | — | — | — | — |
| Trail | 128mm | — | — | — | — | — |
| Fork length | — | — | — | — | — | — |
| Fork offset | 44mm | — | — | — | — | — |
| Front center | — | — | — | — | — | — |
| Chainstay length | 431mm | — | — | — | — | — |
| Wheelbase | 1287mm | — | — | — | — | — |
| Top tube | 665mm | — | — | — | — | — |
| Standover height | 705mm | — | — | — | — | — |
| Seat tube length | 445mm | — | — | — | — | — |
| Seat tube angle | 77.5deg | — | — | — | — | — |
Spec geometry
| Geometry | null | S1 | S2 | S3 | S4 | S5 |
|---|---|---|---|---|---|---|
| Crank length | — | 165mm | 165mm | 170mm | 170mm | 170mm |
| Stem length | — | 42mm | 42mm | 42mm | 42mm | 42mm |
| Handlebar width | — | 800mm | 800mm | 800mm | 800mm | 800mm |
| Handlebar reach | — | — | — | — | — | — |
| Handlebar drop | — | — | — | — | — | — |
| Saddle width | — | — | — | — | — | — |
| Dropper post travel | — | 150mm | 180mm | 210mm | 210mm | 240mm |
| Seatpost offset | — | — | — | — | — | — |
Specs
Full specs
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Specs
Full specs
Frame
Frame
Aluminum frame, 125mm travel, UDH, Eagle Transmission compatible, Ride Aligned™
Suspension
Rear shock
Fox Float X Factory, 185x50mm TR
Fork
Fox 34 Factory Float, GripX, HSC/LSC/LSR, 140mm, 44mm offset, fender included
Brakes
Front brake
SRAM Code Silver Stealth, 4-piston, sintered pads
Rear brake
SRAM Code Silver Stealth, 4-piston, sintered pads
Front rotor
SRAM Centerline, 180mm, 1.8mm thickness, 6-bolt
Rear rotor
SRAM Centerline, 180mm, 1.8mm thickness, 6-bolt
Drivetrain
Shift levers
SRAM Pod Ultimate Controller, MMX Bridge
Rear derailleur
SRAM GX Eagle AXS T-Type, 12-speed
Cassette
SRAM 1275 Eagle T-Type, 12-speed, 10-52T
Chain
SRAM GX Eagle T-Type, 12-speed
Crankset
SRAM Eagle, 30T, CL55, 165mm (S1,S2) / 170mm (S3,S4,S5)
Bottom bracket
SRAM DUB, BSA 73mm, MTB WIDE
Cockpit
Stem
OneUp, 42mm length, 35mm clamp
Handlebars
OneUp Aluminum, 800mm, 20mm rise
Grips
Ergon GE1, Slim (S1,S2) / Standard (S3,S4,S5)
Saddle
Fizik Alpaca Terra X5
Seatpost
OneUp V3 w/ OneUp 1x lever, 34.9mm, 150mm (S1) / 180mm (S2) / 210mm (S3,S4) / 240mm (S5)
Wheels & Tires
Front wheel
Stan's Flow S2, 29", 30mm ID, 32H; DT Swiss 350, 15x110 Boost, 32H, 6-bolt; Sapim Race butted 2.0/1.8/2.0, 14G, stainless steel
Rear wheel
Stan's Flow S2, 29", 30mm ID, 32H; DT Swiss 350, 12x148 Boost, XD driver, 6-bolt; Sapim Race butted 2.0/1.8/2.0, 14G, stainless steel
Front tire
Maxxis Minion DHF, 3C Max Terra, EXO, 29x2.5, folding
Rear tire
Maxxis Dissector, 3C MaxxTerra, EXO, TR, 29x2.4, folding
Weight
Weight
16.1 kg (35.6 lbs) (size S3)