Ascent Frameset

Sizes and Availability

Sizes not in stock are special order and can be with us in a couple of weeks, if in stock with Ritchey. Please contact us to confirm availability on out-of-stock sizes.

Legendary Design Meets Modern Features

We warmly welcome the legendary Ascent back into the Ritchey line-up. Inspired by the experiences of life, the new Ritchey Ascent invites you to chase your own life experiences out on those unexplored passes, winding roads, and endless trails.

The adventurous soul of the original Ascent remains, while expanding its adaptability with modern features and much-requested details.

Designed for Adventure

Tom Ritchey loves experiencing all sorts of bicycle adventures—especially dirt—seeking out winding dirt roads, cruising along gravel lanes, and ripping flowy singletrack. He designed this latest version of the Ascent to be a do-it-all adventure bike, allowing others to share the same thrills of adventure while enjoying the renowned Ritchey ride experience.

Adaptability and Features

The new Ascent is more adaptable than ever. Key features include:

• Frame: TIG-welded with heat-treated, triple-butted Ritchey Logic steel tubing.
• Mounts: Rack and fender mounts, a multi-purpose mount under the downtube, and dynamo light mounts.
• Fork: A new Ritchey steel fork with multi-purpose, rack, fender, and threaded crown port mounts.

Other notable features:

• Post-mount brake compatibility.
• 148mm spacing.
• External seat collar.

Limitless Riding Possibilities

Throw a mountain bike bar on it with 27.5" wheels for trail-oriented adventures. Or opt for drop bars and 29" wheels for longer-distance rough road riding. However you choose to roll, your riding possibilities are limitless atop the new Ritchey Ascent.

Key Features

• Rack and fender mounts, 3 multi-purpose mounts (2 fork, 1 frame), and threaded crown port.
• New Ritchey steel fork with a 1-1/8" straight steerer.
• Fits 27.5" or 29" wheels and tires.

Tech Specs

Frame

• Material: Heat-treated, triple-butted Ritchey Logic steel tubing - TIG welded.
• Headtube: Ultra-light forged and machined straight 1-1/8".
• Seat tube clamp size: 28.6mm (2.5Nm max for derailleur clamps and chain guides).
• Seat tube: 27.2mm with replaceable seat collar (max torque setting: 6Nm).
• Bottom bracket: 73mm - English threaded.
• Spacing: BOOST 148mm (12mm alloy thru-axle included).
• Crankset compatibility: Single (24 to 40t) or double (24/34 to 28/38t). Side Swing front derailleur required for double.
• Bottle mounts: 2.
• Multi-purpose mount: Underside of downtube.
• External cable routing: Continuous housing.
• Headset: WCS headset included (upper IS42/28.6 - 16mm stack height | lower IS42/30).
• Derailleur hanger: Replaceable stainless-steel.

Fork

• Material: Ritchey steel fork with multi-purpose, rack, fender, and threaded crown port.
• Steerer: 1-1/8" straight.
• Steerer length: 300mm.
• Axle-crown: 435mm.
• Rake/Offset: 52mm.
• Spacing: BOOST 110mm (15mm alloy thru-axle included).

Tire Compatibility

• Wheel and tire compatibility: 27.5" x 2.6" or 29" x 2.6" (depending on tire/rim manufacturer).
• Frame max spacing: 78mm.
• Fork max spacing: 78mm.

Brake Compatibility

• Post-mount brakes: 160mm (front 180mm max—adaptors available separately).

Details

• Sizes: S / M / L / XL.
• Frame weight: 2,400g (size L - w/o thru-axle).
• Fork weight: 1125g (with uncut steerer / not including axle).
• Color: Desert Dust.