Surly Preamble: Your Gateway to Gravel & Urban Adventures

Built for explorers new to gravel roads or seasoned commuters seeking reliability, the Preamble combines rugged steel construction with versatile utility mounts. Its lightweight Chromoly frame delivers buttery-smooth handling on mixed surfaces while enduring daily wear-and-tear with ease.

Key Advantages
– Dual-Wheel Compatibility: 650b (XS-S) or 700c (M-XL) frames accommodate 35-41mm tires for year-round traction
– True Utility Design: Integrated rack/fender mounts + dual bottle cage bosses streamline cargo setups
– Progressive Geometry: Relaxed angles with slightly sloped top tube (XS-S) enhance control for shorter riders

Performance Build Highlights
– MicroSHIFT 1x/2x drivetrain systems (8-speed cassette)
– Avid mechanical disc brakes (160mm rotors) for confident wet-weather stopping
– Novatec disc-specific wheels (32h alloy rims) optimized for gravel durability

Size Guide
| Frame Size | Wheel Size | Rider Height |
|————|———–|————–|
| XS | 650b | 5’0″-5’5″ |
| SM | 650b | 5’4″-5’8″ |
| MD | 700c | 5’7″-6’0″ |
| LG | 700c | 5’11”-6’3″ |
| XL | 700c | 6’2″-6’7″ |

Why Choose Preamble?
Compared to entry-level aluminum competitors:
✓ 30% lighter double-butted Chromoly tubing vs standard steel
✓ Full disc-brake compatibility (vs rim brake only alternatives)
✓ Wider tire clearance (41mm vs typical 35mm gravel bikes)

Ideal for urban commuters needing cargo capacity or weekend adventurers exploring light trails. The pre-configured mounting system lets you add fenders in 10 minutes or swap tires between paved roads and dirt paths without tools.

Selle Italia saddle comfort meets Kalloy component durability – designed to handle daily commutes while inspiring weekend gravel group rides. Available in flat-bar (urban utility) or drop-bar (road-touring) configurations to match your riding style evolution.