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The Clermont – GX AXS

$6,795.00

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The Thomson Clermont GX AXS is a handcrafted 29er hardtail built for serious trail performance. Featuring a U.S.-made Columbus steel frame, SRAM GX AXS Transmission, Boyd Bracken wheels, and a Thomson cockpit, it blends modern geometry with legendary components. Built for riders who demand durability, precision, and all-day confidence on the mountain.

 

Description

The Clermont: A Masterpiece of Mountain Biking Precision

Designed for riders who demand the best, the Thomson Clermont is where mountain biking performance meets passion. Handcrafted in the USA from premium Columbus tubing, this hardtail is the result of meticulous attention to detail, Southern craftsmanship, and a deep love for the ride.

Built around 29-inch wheels and a 140mm fork, the Clermont delivers a balanced ride that excels on technical climbs and inspires confidence on steep, fast descents. Size-specific chainstays ensure agility in tight switchbacks and rock gardens, while offering high-speed stability when the trail opens up.

Whether you’re ripping through local singletrack or deep in backcountry terrain, the Clermont is more than just a machine—it’s a statement of quality, built for riders who live for the thrill of the trail.

Frame Features & Ride Feel

  • Handmade in the U.S.A. from Columbus tubing
  • 140mm travel fork compatibility for all-mountain confidence
  • Size-specific chainstays for agility and balance
  • SRAM UDH for transmission compatibility and reliability
  • Internal routing through the downtube for clean setup
  • External chainstay routing for easy brake and cable maintenance

If you opt for wireless AXS shifting, there’s no need to worry about shift cables—just clean lines and precision performance. The Clermont is also garage-mechanic friendly, designed to be straightforward to build and maintain.

Thomson Cockpit: Legacy Meets Modern Control

At the heart of your cockpit is the legendary Thomson Elite X4 stem—a benchmark of strength and precision. It’s paired with Thomson Carbon 35mm riser bars featuring a 20mm rise, matching the current trend of taller bars that improve comfort and control over long rides and technical features.

Adding a tactile edge are the new THOMSON x Lizard Skins Gradient grips—single-clamp, lock-on grips developed in collaboration with Lizard Skins. These grips offer a plush, grippy feel in all conditions, with a sleek black finish and a unique design that’s as functional as it is eye-catching.

SRAM GX AXS: Wireless Shifting That Just Works

This Clermont build is equipped with the latest SRAM GX Eagle AXS Transmission, a next-generation wireless drivetrain that redefines how shifting should feel on the trail. Built around the UDH (Universal Derailleur Hanger) standard, the Clermont frame is future-proof and ready for SRAM’s full Transmission lineup—ensuring long-term compatibility and upgradeability as drivetrains evolve.

The GX Eagle AXS T-Type derailleur is bolted directly to the frame (no hanger), offering increased stiffness, better alignment, and reduced setup complexity. Shifting is instant and precise under load—even on steep climbs or during technical maneuvers. The system is robust, self-trimming, and trail-tested to take hard hits without compromising performance.

GX AXS T-Type drivetrain highlights:

  • 10–52T cassette with X-SYNC technology for smooth, wide-range gearing
  • GX AXS alloy crankset with DUB spindle and available bash guard compatibility
  • Direct-mount chainring with 32T standard setup (optional sizes available)
  • Auto-trim and consistent chainline for quiet, efficient pedaling
  • Secure wireless pod shifter with intuitive ergonomics and customizable function
  • Waterproof, dustproof, and battle-tested for all-weather reliability

Thanks to the Clermont’s UDH-ready frame, you’re not just buying a modern drivetrain—you’re buying into a flexible platform that supports the future of high-performance MTB tech. Whether you stick with GX or move up to XO or XX Transmission, the Clermont is ready.

Boyd Bracken Alloy Wheels: USA-Made, Trail-Tough

Rolling on the Boyd Bracken 29” Alloy Boost wheelset, the Clermont is equipped with a USA-made wheel system that blends precision, durability, and real-world trail performance. Handbuilt in Greenville, South Carolina, the Bracken is Boyd’s premium alloy enduro/trail wheelset—designed to hold its line in rock gardens, rail corners, and take the hits that come with aggressive riding.

With a wide 30mm internal width and 34mm external, the rims offer optimal support for modern high-volume MTB tires. This provides increased traction and sidewall stability at lower pressures, helping you carve with confidence in loose or technical terrain.

Each wheel features 32 spokes front and rear, using Pillar Wing 21 butted spokes and Pillar DSN brass double square nipples, laced in a durable 3x pattern on both sides for balanced strength and compliance. The Tripel hubs at the heart of the wheels bring 5° engagement thanks to a 6-pawl, 72-tooth ratchet system—translating pedal input into near-instant forward momentum.

Sealed S&S ABEC-5 bearings keep things rolling smoothly, even through mud, grit, and hard miles.

Additional highlights:

  • Tubeless-ready setup with rim tape and valves pre-installed
  • 850g front / 1000g rear (29er)
  • Rim depth: 19mm
  • Rim width: 34mm (external)
  • Wheel width: 30mm (internal)
  • Wheel size: 29″

The Brackens don’t just match the Clermont’s premium build—they elevate it. Whether you’re climbing, descending, or hammering the flats, these wheels deliver the stiffness, engagement, and peace of mind that come from American-made quality.

Trail-Ready Traction: Maxxis Forekaster + Rekon

The Clermont GX AXS build is wrapped in Maxxis 29 x 2.4” rubber, using a balanced trail-ready combo for all-around grip, rolling speed, and confidence on mixed terrain.

  • Front: The Maxxis Forekaster leads with aggressive knobs and open tread spacing, offering strong braking and cornering traction in loose or variable conditions.
  • Rear: The Maxxis Rekon keeps things fast with ramped center knobs and biting side lugs—perfect for maintaining momentum while delivering surefooted rear-end control on descents and technical lines.

Both tires are tubeless ready, so you can run lower pressures for more grip and fewer flats.

This front/rear combo is a favorite among modern trail riders—balanced, versatile, and perfectly suited to the Clermont’s all-mountain and trail intentions.

Why Choose the Clermont GX AXS?

  • Handcrafted USA frame with geometry built for real-world trails
  • Legendary Thomson cockpit: Elite X4 stem, carbon bars, and Gradient grips
  • SRAM GX AXS Transmission: Wireless shifting and future-proof design
  • Boyd Bracken wheels: Made in South Carolina with fast-engaging hubs
  • Maxxis 29×2.4” tires: Forekaster + Rekon combo for ideal trail traction
  • Designed for a 140mm fork and tuned for all-day confidence and control

Experience the Clermont—where craftsmanship meets performance, and every ride becomes a story worth telling.

Components

 

SRAM GX AXS
FRAME Clermont
WHEEL SIZE 29”
FORK RockShox Pike Ultimate 140mm
HEADSET Columbus Compass 1-1/2″ Semi-Integrated
STEM Thomson X4 40mm
HANDLEBAR Thomson Elite Carbon 35 (20mm x 800mm)
GRIPS Thomson x Lizard Skin Gradient
SADDLE Selle Italia Novus Boost
SEATPOST Thomson 31.6 Covert Black Dropper
BRAKES SRAM Motive Silver – 4 Piston
ROTORS 180mm HS2
SHIFTER SRAM POD
DERAILUER GX EAGLE AXS T-TYPE
CASSETTE XS 1275 T-TYPE 10-52
CHAIN GX T-TYPE 126
CRANK GX Eagle (170mm)
WHEELSET BOYD Braken Alloy Boost
TIRE/FRONT Maxxis Forekaster Black, 3CT, EXO+, Wide Trail, E-50
TIRE/REAR Maxxis Rekon 3C Maxx Terra, EXO+, Wide Trail
COLOR Grey or Ruby
WEIGHT n/a

 

Geometry

S M L XL
REACH 397mm 427mm 460mm 484mm
STACK 644mm 649mm 662mm 681mm
TOP TUBE LENGTH 580mm 599mm 626mm 654mm
HEAD TUBE LENGTH 110mm 115mm 130mm 150mm
SEAT TUBE LENGTH 385mm 410mm 460mm 480mm
EFFECTIVE LENGTH 583mm 611mm 648mm 678mm
CHAINSTAY LENGTH 435mm 435mm 445mm 445mm
STAND OVER 798mm 812mm 843mm 862mm
BB DROP 60mm 60mm 60mm 60mm
SEAT TUBE ANGLE 75°  75°  75°  75°
HEAD TUBE ANGLE 65° 65° 65° 65°
SEATPOST DIAMETER 31.6mm 31.6mm 31.6mm 31.6mm
FORK RAKE 44mm 44mm 44mm 44mm
MAX TIRE SIZE 2.6” 2.6” 2.6” 2.6”