At a glance
The 2021 Trek Checkpoint SL 6 is an Gravel carbon road bike. It is priced at $4,000 USD, comes in a range of sizes, including 49cm, 52cm, 54cm, 56cm, 58cm, 61cm and a shimano drivetrain. The bike is part of Trek's Checkpoint SL 6 range of road bikes.- Checkpoint SL 6 is a carbon gravel bike without limits. It’s designed to take you places you’d never reach on a standard road bike—like the mud-caked finish line of the world’s greatest gravel races. A lightweight OCLV Carbon frame with gravel-smoothing IsoSpeed, a Shimano GRX drivetrain, and extra mounts for gear and accessories make this bike a true gravel powerhouse and a great choice for serious all-road adventurers.
It’s right for you if…
- You have big dreams for the likes of Dirty Kanza, Land Run 100, and Trans Iowa, and know you’ll need the most dialed gravel bike for these epic adventures. You also love the idea of one bike with such incredible versatility that it excels at gravel racing, adventure road riding, bikepacking, and whatever kind of ride you feel like tackling next.
The tech you get
- A 500 Series OCLV Carbon frame with Rear IsoSpeed, a Shimano GRX drivetrain with a wide-range cassette, powerful hydraulic disc brakes, Bontrager Paradigm Comp Disc wheels with 25mm inner width rims and wide 700x40c gravel tires that provide extra traction and stability, and a vibration-absorbing handlebar.
The final word
- A carbon gravel bike built for the longest days, roughest roads, and biggest adventures. It’s light, fast, comfortable, and spec’d with parts that stand up to the most rugged terrain.
Why you’ll love it
- The IsoSpeed decoupler cuts down on fatiguing bumps in gravel so you can wander more, reach new places, and stay stronger longer
- This bike is exceedingly versatile and suited to a wide variety of ride styles, including gravel rides, bikepacking, and daily commutes
- Extra mounts on the top tube, seat tube, and both sides of the down tube make it easy to carry extra gear and water
- Massive tire clearance means you can use tires up to 45c for extra traction and stability in any conditions
- The horizontal sliding dropout makes it easy to fine-tune your geometry or run singlespeed
Where To Buy
Trek
Trek Checkpoint SL 6Reviews
Specifications
Frameset
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Frame500 Series OCLV Carbon, IsoSpeed, tapered head tube, Control Freak internal routing, 3S chain keeper, rack and fender mounts, flat mount disc, horizontal sliding dropouts, 142x12mm thru axle
Wheels
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Tires[F] Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40c
Drivetrain
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ChainShimano Ultegra HG701, 11-speed
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CrankShimano GRX RX810, 48/31
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Bottom BracketTrek BB90
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Front DerailleurShimano GRX RX810, braze-on
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Rear DerailleurShimano GRX RX810, long cage, 34T max cog
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ShiftersShimano GRX RX810, 11 speed
Components
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BrakesetShimano RX810 hydraulic disc, flat mount
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HandlebarBontrager Elite IsoZone VR-CF, alloy, 31.8mm, 93mm reach, 123mm drop
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SaddleBontrager Arvada Comp, steel rails, 138mm width
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SeatpostBontrager carbon seatmast cap, 20mm offset
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StemBontrager Pro, 31.8mm, Blendr compatible, 7 degree
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GripsBontrager Supertack Perf tape
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HeadsetFSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
FAQ
Q: How much is a 2021 Trek Checkpoint SL 6?
A 2021 Trek Checkpoint SL 6 is typically priced around $4,000 USD when new. Be sure to shop around for the best price, and also look to the used market for a great deal.
Q: What size 2021 Trek Checkpoint SL 6 should I get?
The 2021 Trek Checkpoint SL 6 comes in sizes 49cm, 52cm, 54cm, 56cm, 58cm, 61cm. After measuring your height, use the size chart below to find the typical Trek Checkpoint SL 6 size for your height. Remember that these sizes are a general guide and bike sizes can vary between riders and bikes. The best way to find your size is to go for a test ride.
| Rider Height (cm) | Rider Height (in) | Frame Size |
|---|---|---|
| 148cm - 158cm | 4'10" - 5'2" | XS |
| 158cm - 168cm | 5'2" - 5'6" | S |
| 168cm - 178cm | 5'6" - 5' 10" | M |
| 178cm - 185cm | 5'10" - 6'1" | L |
| 185cm - 193cm | 6'1" - 6'4" | XL |
| 193cm - 198cm | 6'4" - 6'6" | XXL |
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