Surly Disc Trucker: All-Terrain Touring Machine

Built to conquer city streets and cross-country trails alike, this rugged steel touring bicycle combines modular storage solutions with Shimano-grade reliability. Ideal for urban commuters seeking weekend adventure or full-time cyclists tackling multi-day expeditions, its reinforced Chromoly frame (4130 double-butted main triangle) withstands heavy loads while maintaining responsive handling.

Key Innovations:
✓ 3-Pack Fork Mounts – Secure cargo racks, panniers or camping gear with reinforced blade mounts
✓ Flat-Mount Disc Brake Ready – Upgraded rear dropout design accommodates modern braking systems
✓ 26″ Tire Clearance – Fits 2.1″ knobby tires (fenders included) for gravel roads or wet weather commutes
✓ Dynamo Hub Routing – Pre-wired harness supports integrated lighting systems

Performance Upgrade:
All units now include an optimized Shimano Sora front derailleur with pre-installed shims for seamless chainline adjustment – no additional tools required.

Geometry Highlights (56cm Frame):
– 50mm BB Drop – Lowered profile improves pedal clearance on uneven terrain
– 1076mm Wheelbase – Stable handling at high loads
– 613mm Stack Height – Ergonomic reach for all-day comfort

Optimized Build Kit:
▸ Drivetrain: Shimano Alivio M4000 SGS 9-speed (11-34t cassette)
▸ Braking: TRP Spyre C hydraulic discs (160mm rotors front/rear)
▸ Steering: Cane Creek 40 integrated headset with 6° stem rise
▸ Ride Comfort: WTB Volt Sport saddle + ProMax adjustable seatpost

Sizing Guide:

Height       Frame Size | Weight Capacity  
<5'2"      42cm        | 250 lbs  
5'2"-5'8"  52cm        | 275 lbs  
>5'10"     56cm        | 300 lbs* (*with reinforced rear triangle)  

Engineered for 365-day usability, this workhorse includes fender mounts, spoke protector brackets, and modular cargo options – perfect for bikepacking enthusiasts or delivery professionals needing daily dependability.