Description
Discover the Surly Grappler Bike – 27.5″ Steel in Purple Dust Bunny, X-Large, the ultimate drop-bar trail bike engineered for adventure, durability, and versatility. Crafted with precision and designed for serious cyclists, this bike is perfect for trail riding, bikepacking, and all-day dirt excursions.
Materials & Construction
Built with 100% Surly Chromoly steel, the Grappler features Surly’s proprietary ‘Natch tubing and a double-butted main triangle, combining strength with a lightweight feel. The steel frame and fork are coated with an E-coat process, which significantly enhances corrosion resistance and extends the lifespan of your bike. The rigid steel fork offers precise steering control and durability in rugged terrains.
Performance & Engineering
Designed for mountain biking with a focus on comfort and stability, the Grappler’s mountain-inspired geometry provides a confident ride on single track, double track, and degraded surfaces. The 27.5″ wheels, combined with 2.8″ tire clearance (fenders compatible), deliver superior grip and control across varied terrains. Thru-axles front (15mm) and rear (12mm thru x 145mm) ensure maximum stiffness and precise handling, making every trail feel more responsive.
Components & Technology
Equipped with Gnot-Boost spacing, the Grappler supports 142mm or 148mm rear hubs, offering flexibility for different gearing setups-including internally geared hubs and single-speed configurations. The horizontal-slotted dropout design facilitates easy wheel swaps and adjustments. Additional features include seatstay-mounted bottle bosses, three-pack mounts at strategic points for gear carrying essentials, and stealth dropper post routing for improved bikepacking capability.
Style & Use Case
Featuring a vibrant Purple Dust Bunny color, the Surly Grappler seamlessly blends rugged utility with eye-catching style. Its straightforward, no-suspension design makes it an excellent choice for trail riding, bikepacking, and adventure touring. Whether tackling challenging single tracks or hauling gear for multi-day trips, this bike is ready to go wherever your adventures take you.
Innovative & Differentiating Features
– Surly’s proprietary ‘Natch tubing for robust strength
– Double-butted steel frame for optimal balance between weight and durability
– Gnot-Boost rear spacing for versatile hub compatibility
– Stealth dropper post routing for customizable ride height during bikepacking adventures
– E-coated frame for extended longevity and corrosion resistance
The Surly Grappler Bike in Purple Dust Bunny is the perfect combination of rugged engineering, versatile components, and stylish design. Experience confident handling, reliable performance, and endless adventure possibilities with this technically advanced trail bike-built for those who demand more from their ride.
- Lightweight, durable Surly Chromoly steel frame and fork engineered with proprietary ‘Natch’ tubing for enhanced strength, flexibility, and longevity in demanding trail conditions.
- Designed with mountain-inspired geometry for optimal handling on single track, double track, and degraded surfaces, featuring comfortable drop-bar position for all-day riding and bikepacking adventures.
- Equipped with thru-axles (12mm rear, 15mm front) and Gnot-Boost spacing for maximum stiffness, improved stability, and precise steering under load, whether running 142mm or 148mm hubs.
- Capable of handling 27.5 x 2.8-inch tires (with or without fenders), offering versatile clearance for rugged trails and diverse terrain, perfect for trail riding, bikepacking, and dirt adventures.
- Includes practical features like seatstay-mounted bottle bosses, stealth dropper post routing, and E.D. coated frame for increased corrosion resistance and extended bike life, making it an ideal choice for tough trail adventures and versatile cycling use.
| Rear Axle | 12mm Thru x 145mm |
| TT (Effective) | 660 |
| Brake Type | Disc |
| Fork Type | Rigid |
| Fork Material | Steel |
| Frame Material | Steel |
| Frame Type | Rigid |
| Front Axle | 15mm Thru x 110mm |
| Color | Purple Dust Bunny |
| Mfg Size | X-Large |
| Platform | Grappler |
| Wheel Size | 27.5″ |
| Defined Color | Purple |






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