Felt 2018 AR4

Availability: Available to Order (usually ships in 1-3 weeks)
Delivery time: Contact us for delivery time

The most affordable bike in the 2018 Felt AR range, the AR4 is not lacking in technology. 

Like all models in the AR Series, the AR4 is built to perform in the most demanding race conditions. Featuring the most advanced aerodynamics in Felt’s history, the AR4’s unique frame was developed with computational fluid dynamics software and honed inside the wind tunnel.The AR4 also includes Felt’s unique Vibration Reducing Aero Road carbon seat post, which boasts a “flip” design that makes the bike ideal for both road racing and even triathlons.

Finish (Accent):

Matte Carbon (Acid Green)



48, 51, 54, 56, 58, 61cm



17.5lbs, 8.0Kgs



Felt Aero Road UHC Performance carbon fiber, MMC with InsideOut construction, BSA threaded bottom bracket shell, carbon fiber dropouts, replaceable rear derailleur hanger, internal mechanical or internal electronic cable routing



Felt Aero Road UHC Advanced carbon fiber monocoque construction, AeroTaper 1.125" - 1.25" carbon fiber steerer tube, integrated crown race, crown, blades and dropouts



FSA integrated sealed cartridge bearing with Felt VariableHeight Cone Spacers (20mm PC, 4.5mm aluminum), No. 382/DJ, 1.125" - 1.25"



Devox, ±7° rise, Ø31.8mm, 48cm: 80mm --- 51cm: 90mm --- 54 - 56cm: 100mm --- 58cm: 110mm --- 61cm: 120mm



Devox Aero Road VariableShape, 80mm reach, 130mm drop, Ø31.8mm, 48 - 54cm: 400mm --- 56 - 61cm: 420mm



Felt VelvetGel tape with 3M reflective base with reflective Felt Bubble-Tech F-Wing bar end plugs



Shimano Ultegra R8000 11-speed


Front Derailleur:

Shimano Ultegra R8000 braze-on


Rear Derailleur:

Shimano Ultegra R8000 11-speed short cage



Shimano RS500, 52/36T, 48cm: 165mm -- 51cm: 170mm --- 54 - 56cm: 172.5mm --- 58 - 61cm: 175mm


Bottom Bracket:

Shimano Hollowtech BSA threaded



KMC X-11, 11-speed


Freewheel / Cassette:

Shimano 11-speed, 11-28T


Brake Levers:

Shimano Ultegra R8000


Brake (Front):

Tektro Quartz T741 dual pivot caliper


Brake (Rear):

TRP T851 direct mount caliper



Fizik Arione R5


Seat Post:

Felt Vibration Reducing Aero Road flip position UHC Advanced carbon fiber with 3T DiffLock Comfort Module internals, 48 - 51cm: 280mm length, 5mm offset --- 54 - 61cm: 350mm length, 25mm offset


Seat Post Clamp:

Felt Internaloc integrated with titanium bolts


Rims / Wheelset:

Devox 30; front: 17mm inner width, 27mm depth, --- rear: 17mm inner width, 30mm depth


Front Hub:

Devox ARH2, sealed cartridge bearing, 100mm QR, 24H


Rear Hub:

Devox ARH2, sealed cartridge bearing, 11-speed, 130mm QR, 28H



2.0 / 1.5 x 2.3mm butted aero stainless steel with aluminum nipples



Grand Sport Race folding, 700 x 23c



Carbon assembly paste, chain plate protector, valve extenders, aero seat post slot covers

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