🚵 Adventure-Ready. Ultra-Versatile. Built to Explore.

A cult favorite among Kona fans, the Unit X 29 is a bikepacking powerhouse, a trail cruiser, and a go-anywhere adventure rig. Designed with Reynolds 520 Butted Cromoly steel, this bike is built to handle the roughest trails, longest expeditions, and urban commutes with equal ease.

Equipped with a Shimano Deore 12-speed drivetrain and massive 10-51T cassette, the Unit X offers the perfect balance of simplicity and capability. The rigid Kona Plus Fork, 2.6” Maxxis Rekon tires, and powerful Shimano hydraulic disc brakes make it a beast on dirt, gravel, and singletrack. Plus, its modular dropouts allow single-speed conversion, giving you the option to strip it back for ultimate simplicity.

Whether you’re bikepacking deep into the wilderness, commuting across town, or just craving a steel-framed adventure machine, the Unit X is your ticket to endless exploration.

Key Features:

✔ Reynolds 520 Butted Cromoly Frame – Classic steel durability and a smooth, compliant ride.
✔ Shimano Deore 12-Speed Drivetrain – Huge 10-51T cassette for tackling climbs and long distances.
✔ Modular Dropouts – Run it geared or convert it to a single-speed for ultimate simplicity.
✔ Rigid Kona Plus Fork (110mm Spacing) – Extra strength, control, and gear-mounting options.
✔ Shimano MT410 Hydraulic Disc Brakes (180mm/160mm Rotors) – Confident stopping power in any conditions.
✔ Maxxis Rekon 29x2.6” Tires – Exceptional grip and comfort on rough terrain.
✔ Bikepacking & Commuter-Ready – Mounts for racks, fenders, and cargo gear.

Specifications:

• Frame: Reynolds 520 Butted Cromoly

• Fork: Kona Plus Fork, 110mm Spacing

• Rims: WTB ST i30 TCS 2.0

• Hubs:

  • Front: Formula 110x15mm

  • Rear: Formula 148x12mm

• Spokes: Stainless Black 14g

• Tires:

  • Maxxis Rekon TR 29x2.6” OR WTB Ranger TCS 29x2.6”

• Bottom Bracket: Prowheel 73mm

• Crankset: Prowheel 12-Speed, 32T Chainring

• Shifters: Shimano Deore 12-Speed

• Rear Derailleur: Shimano Deore 12-Speed

• Cassette: Shimano Deore, 10-51T, 12-Speed

• Chain: Shimano Deore 12-Speed

• Brakes: Shimano MT410 Hydraulic Disc Brakes

• Rotors:

  • Front: Shimano RT10 180mm (Centerlock)

  • Rear: Shimano RT10 160mm (Centerlock)

• Brake Levers: Shimano MT410 Hydraulic

• Handlebars: Kona XC/BC Riser

• Grips: Kona Key Grip

• Stem: Kona XC/BC

• Headset: TH ZST No.10

• Seatpost: Kona Thumb w/Offset, 31.6mm

• Saddle: WTB Volt

Who is This Bike For?

✅ Bikepackers & Adventure Cyclists – Rack and cargo mounts make it ready for long-haul trips.
✅ Trail & Gravel Riders – Rigid fork, wide tires, and steel frame = supreme versatility.
✅ Minimalists & Commuters – Keep it geared, convert it to a single-speed, or use it as a do-it-all city bike.
✅ Steel-Loving Riders – The smooth, durable ride quality of Reynolds 520 Cromoly is hard to beat.

💡 The Kona Unit X is one of the most practical, fun, and capable adventure bikes in the Kona lineup. Pack it up, ride it hard, and go explore.