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Felt Bicycles Doctrine Advanced SLX

Felt Bicycles Doctrine Advanced SLX
  • Color: Charcoal
  • Color: Aqua
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The Doctrine represents the lightest, sleekest, and most capable hardtail design we've ever developed. At the heart of the Doctrine Advanced SLX is a winning carbon frame spec'd with a great assortment of parts that'll handle the rigors of training and racing.

- UHC Performance carbon fiber frame
- FOX 32 Rhythm 120mm travel fork
- Shimano SLX 12-speed drivetrain
- Shimano MT500 hydraulic disc brakes


Frame Felt XC, UHC Advanced carbon fiber, MMC with InsideOut construction, full carbon dropouts, ControlTaper head tube, low-direct front derailleur mount, replaceable derailleur hanger, flat mount disc mounts, BSA Threaded bottom bracket, Syntace style thru axle, internal derailleur cable routing
Fork FOX 32 Rhythm, 120mm travel, lockout remote
Headset FSA integrated sealed cartridge ACB bearing, No. 42, 1.125" - 1.5"
Axles Front: 110 x 15mm Boost thru-axle
Rear: 148 x 12mm Boost thru-axle
Rims/Wheels Double wall, tubeless compatible, 25mm inner width
Hubs Front: Center Lock, 32H
Rear: Shimano MT510, Micro Spline, Center Lock, 32H
Tires Schwalbe Racing Ray Perf front / Racing Ralph Perf rear, TwinSkin, folding, tubeless ready, 29 x 2.25"
Crankset Shimano SLX M7100, SM: 170mm, MD/LG/XL: 175mm
Chainrings 32T
Bottom Bracket Shimano, BSA threaded, 73mm
Chain Shimano SLX M7100, 12-speed
Rear Derailleur Shimano SLX M7100, 12-speed
Shifters Shimano SLX M7100, 1x12
Handlebars Devox 6061 butted riser, 31.8mm, 15mm rise, 9-deg sweep, 720mm wide
Tape/Grips Devox Pauley Grip
Stem Devox, ±7-deg rise, 31.8mm with Cr-Mo bolts, XS/SM: 60mm, M/L: 70mm, XL: 90mm
Brake Levers Shimano
Brakes Front: Shimano MT500 hydraulic disc, 180mm rotor
Rear: Shimano MT500 hydraulic disc, 160mm rotor
Saddle Prologo Kappa RS, T2.0 rails
Seat Post Devox butted 6061, dual bolt, 15mm offset, 27.2, XS/SM: 350mm, MD/LG/XL: 400mm

* Subject to change without notice.

Part Numbers

Option UPC MPN
Aqua / 14-inch 840077005894 BBIBC03 000014
Aqua / 16-inch 840077005900 BBIBC03 000016
Aqua / 18-inch 840077005917 BBIBC03 000018
Aqua / 20-inch 840077005924 BBIBC03 000020
Aqua / 22-inch 840077005931 BBIBC03 000022
Charcoal / 14-inch 840077005948 BBIBC04 000014
Charcoal / 16-inch 840077005955 BBIBC04 000016
Charcoal / 18-inch 840077005962 BBIBC04 000018
Charcoal / 20-inch 840077005979 BBIBC04 000020
Charcoal / 22-inch 840077005986 BBIBC04 000022