2023 Norco Optic C1 vs 2025 Kona Process CR/DL
The XL is the Kona Process CR/DL size closest to your XL Norco Optic C1. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Kona Process CR/DL
Compared with the Norco Optic C1 in XL, the Kona Process CR/DL in XL places the top of the head tube 3 mm lower and 5 mm further forward, relative to the bottom bracket. Its wheelbase is 6 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −3 mm
- Lower front end
- Frame reach
- +5 mm
- Longer frame reach
- Wheelbase
- −6 mm
- Shorter: quicker to change direction
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
Norco Optic C1, XLKona Process CR/DL, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Norco Optic C1 XL | Kona Process CR/DL XL | Difference |
|---|---|---|---|
| Reach | 510 | 515 | +5 mm |
| Stack | 638 | 635 | −3 mm |
| Head tube angle | 65 | 65.5 | +0.5° |
| Seat tube angle | 76 | 76.6 | +0.6° |
| Chainstay length | 440 | 435 | −5 mm |
| Wheelbase | 1275 | 1269 | −6 mm |
| Head tube length | 130 | 116 | −14 mm |
| Effective top tube | not listed | 666 | |
| BB drop | not listed | 30 | |
| BB height | not listed | 345 | |
| Standover | not listed | 720 | |
| Seat tube length | not listed | 450 |
Differences are the Kona Process CR/DL minus the Norco Optic C1. Full charts: 2023 Norco Optic C1, 2025 Kona Process CR/DL.
Where each sits in its class
Norco Optic C1Kona Process CR/DL
Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Norco Optic C1C1 | Kona Process CR/DL134 CR/DL |
|---|---|---|
| Frame | Norco Optic | Kona Process |
| Fork | Fox 36 Performance Elite | RockShox Pike Ultimate Charger 2.1 RC2 |
| Rear shock | Fox Float DPX2 Performance Elite | RockShox Super Deluxe Ultimate Trunnion |
| Shifter | Shimano XTR M9100 | SRAM Pod Controller |
| Derailleur | Shimano XTR M9100 | SRAM GX Eagle |
| Cassette | Shimano XTR M9100 | SRAM GX Eagle |
| Chain | Shimano XTR M9100 | not listed |
| Crankset | e*thirteen TRS Race Carbon | SRAM GX Eagle Transmission |
| Chainring | e*thirteen TRS Race Carbon | not listed |
| Wheelset | Stan's Flow S1 | DT Swiss 350 |
| Tire | Vittoria Mazza, Vittoria Martello | Maxxis Minion DHF, Maxxis Dissector |
| Hub | Shimano HB-8110-B XT, Shimano FH-8110-B XT | not listed |
| Rim | Stan's Flow S1 | not listed |
| Brake | Shimano XTR M9120 | SRAM G2 RSC |
| Rotor | Shimano XTR MT900 Freeza | SRAM CenterLine |
| Handlebar | OneUp Components Carbon | Kona XC/BC 35 |
| Stem | Norco CNC Alloy | Kona XC/BC |
| Grips | DMR Deathgrip | Kona Key |
| Headset | FSA Internal Sealed Bearing | FSA Orbit 1.5E |
| Dropper post | X-Fusion Manic | RockShox Reverb Stealth |
| Saddle | fizik Alpaca Terra | WTB Volt |
| Bottom bracket | not listed | SRAM DUB PF92 |
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