Surly Big Dummy 2026 Hale Cook

The Surly Build Kit in Twilight Zone combines robust 4130 chromoly frame technology with a reliable Shimano CUES drivetrain and extremely durable 26-inch wheels. Designed for maximum load capacity, everyday use and expedition riding, this kit offers a durable, low-maintenance platform with high-quality components.

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Your price including delivery to the USA, after deducting Austrian VAT (20%), is: … …€3,235

Current delivery dates: September 2026

Colour:twilight zone

The Surly Big Dummy 2026 is now available for pre-order.

Pre-orders are now open! Secure your place now – only a few left.

Specification: as per production (minor changes are possible)

🧱 Frameset

• Frame: 4130 chromoly, Surly Natch Tubing, double-butted, TIG-welded
• Colour: Twilight Zone
• Fork: Surly Cocktail Fork, 4130 chromoly, Natch Tubing, double-butted, tapered fork legs, TIG-welded, E.D.-coated

⚙️ Components

• Headset: FSA Orbit MX
• Seatpost clamp: Surly Stainless 33.1 mm
• Seatpost: Kalloy SP‑DC2
• Stem: Kalloy AS007N
• Grips: Velo Black
• Saddle: WTB Rocket Fusion Medium
• Handlebars: Surly Terminal Bar

🔧 Drivetrain

• Rear derailleur: Shimano CUES U4000 GS
• Cassette: Shimano CUES LG300, 9-speed, 11–46 teeth
• Chain: KMC XGlide EPT Anti-Rust
• Crankset: Shimano CUES U6000, 32 teeth
• Shift lever: Shimano CUES U4000
• Bottombracket: Shimano MT501, BSA
• Frontderailleur: not fitted

🛑 Brakes

• Brake levers: Tektro HD‑M3120
• Brake calipers: Tektro HD‑M3120, 2-piston
• Brake discs: Tektro 6-hole, 203 mm front & rear

🛞 Wheels & tyres

• Front tyre: Surly ExtraTerrestrial 26 × 2.5", 60 TPI, tubeless-ready
• Rear tyre: Surly ExtraTerrestrial 26 × 2.5", 60 TPI, tubeless-ready
• Front hub: Novatec QR 100 mm
• Rear wheel hub: Novatec QR 135 mm
• Spokes: DT Swiss Champion
• Rims: WTB ST Tough i30 TCS 2.0, 26", 36-hole

🏋️ Weight & Payload

• Total weight: 45 lb 14 oz (MD) incl. rack & bags
• Max. total payload: 400 lb (rider + luggage)

*Specifications are subject to change withoutnotice Surly Build Kit ‘Twilight Zone’

The Surly Build Kit ‘Twilight Zone’ is the ideal basis for an extremely robust, durable and versatile adventure and cargo bike. The sturdy 4130 chromoly frame with Surly Natch Tubing offers maximum stability and comfort – perfect for everyday use, touring and heavy loads. The combination of a Shimano CUES drivetrain, Tektro disc brakes and WTB ST Tough wheels ensures reliable performance in all weathers and on any surface.

With a payload capacity of up to 400 lb (rider + luggage), this setup is ideal for commuting, bikepacking, expeditions and professional cargo applications. The Surly ExtraTerrestrial 26 x 2.5" tyres offer excellent puncture protection and grip, whilst the Terminal Bar ensures comfortable, controlled handling.