Norco Optic A2 Complete Mountain Bike 2025
Model Info
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Product Info
The Norco Optic A2 Complete Mountain Bike leverages a high pivot VPSHP suspension design to boost rearward axle movement, translating to better bump absorption on gnarly trails. Packing 140mm/125mm travel and an idler for pedaling efficiency, this short-travel rig punches above its weight, staying playful on climbs yet confidently tackling technical descents.
Product Details
Key Features
Aluminum Frame
Travel – 140mm Front / 125mm Rear
Wheel Size – 29"
VPSHP Suspension Layout – Utilizing Norco's Virtual Pivot Suspension | High Pivot design, this layout increases the rearward axle path. This enhances suspension performance, particularly on technical terrain, allowing the wheel to move out of the way of obstacles more effectively for a smoother ride. An idler pulley is integrated to manage chain growth and pedal feedback, ensuring efficient pedaling despite the high pivot.
Aluminum Frame with Ride Aligned™ – The lightweight and durable aluminum frame is designed with Norco's Ride Aligned™ system. This approach ensures optimal geometry and suspension kinematics for each frame size, providing a balanced and predictable ride feel for all riders.
OneUp EDC Lite Tool – A practical integrated tool system in the steerer tube provides essential tools for quick on-trail repairs.
Specs
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Biking Type:
Mountain
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Biking Type
Mountain Mountain bikes are built for tackling rough terrain with frames made of durable materials like aluminum or carbon fiber, ensuring stability and maneuverability. They feature suspension to absorb impacts from rocks, roots, and drops, providing a smoother ride.
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Used For:
Trail
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Used For
Trail Trail bikes are the quintessential “mountain bikes.” If you’re heading into the woods expecting to do it all on two wheels – climbing, technical sections, AND fun descents – you’re looking for a trail bike.
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Suspension:
Full Suspension
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Suspension
Full Suspension Engineered to tackle the most challenging terrain with enhanced comfort and control. Unlike hardtail bikes, full suspension bikes feature both front and rear suspension systems that allow the wheels to move independently from the frame.
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Frame Material:
Aluminum Alloy
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Frame Material
Aluminum Alloy Aluminum is the second lightest material per cubic inch, after carbon, but it is significantly more affordable. It offers versatility, strength, and durability that works well in all trail disciplines.
- Gearing: 1 x 12
- Water Bottle Mounts: 1
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Fork:
RockShox Pike
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Fork
RockShox Pike The RockShox Pike was built for the age of trail riding. A multidimensional fork that's light on ounces, heavily capable, and sweet on stiffness and travel. Pike is here to take you peak to peak and trailhead to tailgate drinks—for those days when the lines are blurred between bombing trails and cross-country hauls. - Stanchion Diameter (mm): 35
- Fork Travel (mm): 140
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Rear Shock:
RockShox Deluxe Select+
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Rear Shock
RockShox Deluxe Select+ The Deluxe Select+ offers maximal tunability in a streamlined, easy-to-fit package that begs the question—how do you prefer to ride? The DebonAir+ air spring system provides more tuning potential than ever before, while the castled bottom out bumper reduces harshness from hard hits. For the rides where every gram counts, your bike just became the lap of luxury.
Shock Adjustments - Air Spring Pressure, Open / Threshold Compression Lever, Rebound
- Rear Travel (mm): 125
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Shifters:
Shimano Deore SL-M6100
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Shifters
Shimano Deore SL-M6100 With quick lever access and a light, responsive lever action, Shimano's Rapidfire Plus Deore shift lever delivers smooth control out on the trail. -
Rear Derailleur:
Shimano Deore M6100, 12-Speed
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Rear Derailleur
Shimano Deore M6100, 12-Speed The Shimano Deore M6100 rear derailleurs deliver advanced shifting performance with decreased tension in the low gear position. Larger 13T pulleys increase efficiency and chain management while compatibility with Shimano's 12-speed cassettes boosts range. - Crankset: Shimano MT512, 30t
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Cassette:
Shimano Deore CS-M6100, 11-51T
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Cassette
Shimano Deore CS-M6100, 11-51T With its BEAM SPIDER construction, the new SHIMANO DEORE M6100 12-speed cassette shaves weight while increasing SHIMANO's MTB gearing range another gear -
Chain:
Shimano Deore M6100, 12-Speed
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Chain
Shimano Deore M6100, 12-Speed The M6100 chain provides smooth shifting and enhanced chain retention thanks to an extended portion of the inner plate. The chain features Quick-Link assembly and is optimized for HYPERGLIDE+ cassettes and Dynamic Chain Engagement+ chainrings. - Bottom Bracket: Shimano BB-MT501 73mm shell
- Pedals: Not Included
- Brake Levers: Shimano Deore MT-520
- Brake Calipers: Shimano Deore MT520
- Rotors: Front: Shimano RT-64, 180mm rotor, C-lock / Rear: Shimano RT-64, 180mm rotor, C-lock
- Headset: FSA No.42 ACB
- Stem: Norco 40mm 35mm clamp
- Saddle: SDG Bel Air V3
- Seatpost: TranzX YS105 Dropper
- Hubs: Front: Shimano HB-TC500, 15x110mm Boost, 32H, C-lock / Rear: Shimano FH-MT500, 12x148 Boost, Micro Spline, 32H, C-lock
- Rims: WTB ST i30, 32H, F/R-29", 30mmID
- Spokes: Stainless Steel
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Front Tire:
Maxxis Minion DHF 2.5" | 3C MaxxTerra, EXO
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Front Tire
Maxxis Minion DHF 2.5" | 3C MaxxTerra, EXO With a tread design that deftly balances rolling speed with braking and cornering traction, it’s no wonder why the Minion DHF is one of the most imitated tires in mountain biking.- 3C MaxxTerra: A triple compound ideal for trail riding in all conditions - offers more traction than 3C MaxxSpeed, yet provides better treadwear and less rolling resistance than 3C MaxxGrip.
- EXO: A cut and abrasion-resistant material added to the sidewalls.
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Rear Tire:
Maxxis Dissector 2.4" | 3C MaxxTerra, EXO
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Rear Tire
Maxxis Dissector 2.4" | 3C MaxxTerra, EXO Designed in conjunction with Aussie DH racer Troy Brosnan, the Dissector seeks to minimize drag while retaining cornering control. This versatile tire can be used as a front, a pair, or as a rear depending on trail conditions.- 3C MaxxTerra: A triple compound ideal for trail riding in all conditions - offers more traction than 3C MaxxSpeed, yet provides better treadwear and less rolling resistance than 3C MaxxGrip.
- EXO: A cut and abrasion-resistant material added to the sidewalls.
- Warranty: 5 Years (Frame Only)
| Size | S1 | S2 | S3 | S4 | S5 |
| Rider Height | 5.1"-5.9" | 5.4"-5.8" | 5.7"-5.11" | 5.10"-6.2" | 6.1"-6.5" |
| Reach (mm) | 422.5 | 447.5 | 472.5 | 497.5 | 522.5 |
| Stack (mm) | 608 | 617 | 626 | 635 | 644 |
| Effective Top Tube (mm) | 568 | 593 | 617 | 641 | 665 |
| Seat Tube (mm) | 350 | 370 | 385 | 430 | 445 |
| Head Tube Angle (°) | 65 | 65 | 65 | 65 | 65 |
| Seat Tube Angle (°) | 76.5 | 76.8 | 77 | 77.3 | 77.5 |
| Chainstay Length (mm) | 415 | 419 | 423 | 427 | 431 |
| Bottom Bracket Height (mm) | 346 | 346 | 346 | 346 | 346 |
| Bottom Bracket Drop (mm) | 32 | 32 | 32 | 32 | 32 |
| Head Tube Length (mm) | 100 | 110 | 120 | 130 | 140 |
| Wheelbase (mm) | 1154 | 1188 | 1221 | 1254 | 1287 |
| Standover Height (mm) | 675 | 677 | 678 | 707 | 705 |
| Complete Weight (lbs) | 37.9 | ||||
| Complete Weight (kg) | 17.2 | ||||
| Wheel Size | 29" | 29" | 29" | 29" | 29" |