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Scott Fastlane 20 Bike


Regular price $6,99999

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Coming soon! Reserve your Scott Fastlane 20 Bike today and a sales associate will contact you within 24 hours with the shipping date.

Scott   |   SKU: 4273963020004  |   Option: Carbon Black, XS

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Pickup available at RA Cycles - Brooklyn

Normalmente pronto em 24 horas


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* Product image may vary. Refer to the description for accurate details.

Scott Fastlane 20 Bike Info

The Scott Fastlane 20 Bike is Scott's take on what an e-road bike should be: a carbon machine that rides like a road bike first and an assisted bike second. Built on a Fastlane HMX carbon frame with a fully internal TQ HPR40 mid motor, the Fastlane 20 is designed for riders who want the reach of a longer day — more miles, more climbing, more consistency — without the bike announcing itself as an e-bike at every corner. The assist is there when you need it. When you don't, it largely stays out of the way.

The HMX carbon frame — Scott's high-modulus extended carbon construction — gives the Fastlane 20 a ride character closer to a performance road bike than a commuter. The geometry is road-forward, the tires are 700x34 Schwalbe One Evo (with clearance for up to 700x38), and the 420mm chainstays keep the handling responsive despite the added system weight. The UDH interface means future derailleur compatibility is locked in, and the Range Extender Ready designation means a second battery can be added if your rides push beyond what the 290Wh internal pack will cover.

Shimano 105 Di2 electronic shifting runs the drivetrain — a 12-speed 11-34 cassette paired with a 50/34 FSA e-bike-specific crankset. Hydraulic disc brakes use Shimano 105 R7170 calipers with 160mm rotors on both ends. Electronic shifting and motor assist coexist cleanly here: no manual shift trimming, no derailleur noise on climbs when the power comes on. The Syncros Capital 1.0 40 wheels are 40mm deep carbon, a meaningful aerodynamic profile on an e-road bike where the speed range extends higher than a standard road bike in assist mode.

Motor and Battery

The TQ HPR40 mid motor puts out 40Nm of maximum torque — lower than the numbers on many e-bike motors, and that's the point. The HPR40 is built for road riding feel: a compact, quiet unit that blends into the frame and delivers smooth, progressive power rather than sudden surge. In the US, motor assist is active up to 28mph. The 290Wh internal battery is managed through the TQ Bar-End-Display, which connects via Bluetooth and ANT+ and pairs with a dedicated smartphone app for route planning, assist mode adjustment, and battery monitoring. The bar-end position keeps the cockpit clean — no head unit mount required for basic display functions.

Cockpit and Components

The Syncros parts package is built specifically around the Fastlane platform. The Duncan 1.0 iL D-shape seatpost and Syncros Campbell iL Rear Light provide an integrated rear lighting solution — the light mounts cleanly into the seatpost system rather than clamping onto it. Syncros ST-R100-AL stem and HB-R100-AL bars round out the cockpit, along with the Syncros Belcarra V 2.0 NEO Cut Out saddle. A Syncros iS Drop Bar Tool 2 and Coupe Cage bottle cage come standard.

Final Take

The Scott Fastlane 20 is for the rider who wants to ride more — more days, more distance, more climbing — on a bike that still feels like a road bike under them. The TQ HPR40 system keeps the assist quiet and natural, the HMX carbon frame keeps the weight and ride quality in the right range, and the Shimano 105 Di2 drivetrain means the shifting is as clean as anything at this price. It's available in Carbon Black in sizes XS through XL.

Scott Fastlane 20 Bike - Specifications

Frame Material:
Fastlane HMX Carbon / UDH Interface / Range Extender Ready
Fork:
Fastlane HMX Carbon
Headset:
Acros AIF-1317
Seatpost:
Syncros Duncan 1.0 iL D-shape
Front Derailleur:
Shimano 105 Di2 R7150
Rear Derailleur:
Shimano 105 Di2 R7150
Crankset:
FSA e-Bike Alloy CK-6048
Chainrings:
50/34
Brake Calipers:
Shimano 105 R7170 Hydraulic Disc
Rotors:
Shimano CL700 160mm
Shifters / Levers:
Shimano 105 Di2 R7170
Cassette:
Shimano 105 R7101 12-speed 11-34
Chain:
Shimano M6100 12-speed
Battery:
TQ Internal 290Wh
Motor:
TQ HPR40 Mid Motor drive 40Nm max Torque, EU: 25kmh - US: 28mph
Display:
TQ Bar-End-Display, Bluetooth, ANT+, Dedicated Smartphone app
Wheel - Front:
Syncros Capital 1.0 40
Wheel - Rear:
Syncros Capital 1.0 40
Stem:
Syncros ST-R100-AL
Handlebar:
Syncros HB-R100-AL
Saddle:
Syncros Belcarra V 2.0 NEO Cut Out
Tires:
Schwalbe One Evo 700x34
Pedals:
Not Included
Bottle Cages:
Coupe Cage 1.0 bottle cage
Accessories:
Syncros iS Drop Bar Tool 2 / Syncros Campbell iL Rear Light
Max Tire Width:
700x38

*Specifications are subject to change.

Scott Fastlane 20 Bike Geometry

Scott Fastlane 20 Bike Geometry
Size:
XS
S
M
L
XL
B. Seat Tube (c-t)
458
478
500
524
555
C. Top Tube Length
521
536
551
566
582
D. Head Tube Length
115
139
161
182
201
E. Chain Stay Length
420
420
420
420
420
F. BB Drop
75
75
75
75
75
G. Seat Tube Angle
75
74.5
74
73.5
73.1
H. Head Tube Angle
71.8
72
72.2
72.5
73
I. Stand Over Height
758
780
802
823
849
J. Wheel Size
700c
700c
700c
700c
700c
K. Stack
535
559
580
602
622
L. Reach
378
381
385
388
392
Stem Length
80mm
80mm
100mm
100mm
110mm
Bar Width
38cm
38cm
40cm
40cm
40cm
M. Crank Length
165mm
165mm
170mm
170mm
170mm

The RA Perspective

The Fastlane 20 is one of those bikes that consistently surprises riders who come in skeptical about e-road bikes. The concern we hear most often is that the motor will make the bike feel heavy or unresponsive — like riding a bike with a passenger on the back. The TQ HPR40 system is about as far from that experience as you can get. It's quiet, compact, and the power delivery is gradual enough that you stop noticing it and just start riding. That's the goal.

What stands out most in practice is how road-bike-normal the geometry and handling feel. Scott didn't compromise the frame dimensions to fit the drivetrain — the Fastlane uses the same road-forward positioning and responsive steering you'd expect from a performance carbon bike at this price. The 40mm Syncros Capital wheels add a bit of aero depth that makes sense for an e-road bike, where assist mode can comfortably push you into speeds where aerodynamics actually matter.

The 290Wh battery is on the smaller end for e-bikes, which is a deliberate tradeoff for frame weight and aesthetics. For most road rides — three to five hours with moderate climbing — it's adequate. Riders doing very long days or heavy mountain routes will want to look at the Range Extender Ready capability or plan accordingly.

We'd put this bike in front of experienced road cyclists who are curious about assist but don't want to compromise on ride feel, and also commuter-to-weekend-warrior types who want one bike that handles both. It does both well.

The RA Black Experience - Transforming How You Buy a Bike

Buying a bike isn't like grabbing a gadget or a t-shirt. It's a deeply personal journey filled with emotion, expertise, and passion. The overwhelming amount of online information can leave you more confused than confident. Why spend endless hours wading through misleading or biased advice? At RA Cycles, we take the guesswork out of your decision with RA Black, our elite cycling experts who guide you to the perfect bike—no matter where it comes from.

The R&A Transporter Bike Box

Shipping bikes can be tricky. They are big and bulky but delicate. Shipping your passion / investment is nothing we take lightly. We go through great detail to ensure your new ride will get to you in perfect condition.

So you've purchased the bike of your dreams! We've put together this video to outline the R&A concept of shipping bikes and the steps we take to get you your new bike in perfect condition. It will show you the careful steps we take to assemble your bike to make it as easy as possible for you to get your bike on the road when you receive it. Ready to ride. It will also show you the tips and tricks of removing all of your parts in the most careful way to ensure your riding as quickly as possible.

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We will price match against advertised or quoted prices from other authorized dealers of the product!