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Checkpoint ALR 4
An aluminum frame gravel bike with mid-range components and shimano hydraulic disc brakes.
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Manufacturer Price
$1,889| Weight | 22.3 lbs |
|---|---|
| Frame | Aluminum |
| Suspension | Rigid |
| Fork | Carbon |
| Wheels | 700c Aluminum |
| Drivetrain | 2 × 10 |
| Groupset | Tiagra |
| Brakes | Shimano Hydraulic Disc |
5'2" – 5'5"
5'3" – 5'7"
5'5" – 5'9"
5'7" – 6'0"
5'10" – 6'2"
6'0" – 6'4"
Summary
The Trek Checkpoint is a versatile gravel bike praised for its speed and comfort, featuring IsoSpeed technology that smooths out rough terrain. It offers agile handling and stability, making it capable on both tarmac and gravel. However, some reviews note issues with cable routing and gearing that may limit off-road performance.
IsoSpeed decoupler provides excellent comfort on rough surfaces
Versatile with multiple mounting points for accessories
Agile handling and stable geometry for confident riding
Fast and efficient performance on varied terrain
Cable routing can cause contact with knees or frame rub
Gearing may be too tall for steep off-road climbs
Tire choice is often conservative, limiting off-road capability
Front end can feel harsh compared to the rear IsoSpeed comfort
IsoSpeed undoubtedly works. The back end of the Checkpoint was as comfortable as any that I’ve experienced on a performance oriented bike.BIKEPACKING.com
Call me converted as I can confidently call the Checkpoint WSD Queen of the Quiver.
BikerumorWhatever road or trail you choose, this Trek is all about speed.
BikeRadarThe Checkpoint is the cream of the gravel bike crop and a beautiful, lovingly crafted piece of art designed for riders who demand nothing but the best.
Cycling NewsSadly disappointing gravel bike debut from Trek, though fine if you want a fat-tyred road bike
road.ccFeedback?
View all reviews
Dec 2020 · Ben Delaney
Gravel bikes abound, but this one checks all the boxes, and at a great price.
Jun 2020 · Laura Weislo
On early impressions, Trek's flagship gravel bike, the Checkpoint SL7, looks perfect for seekers of versatility and adventure
Lightweight, agile and responsive ride
IsoSpeed shock adds comfort
Underbody protection for the eye-popping paint job
SRAM Force eTap AXS 1X drive not suited to mixed road/gravel
Top tube is too wide near the seat tube
Toe overlap in the smallest size
May 2020 · Dave Everett
Late last year my beloved yet ageing gravel bike, an Orro Terra, became the apple of someone else’s eye. While I had my nose in the computer (probably editing a video) at the library, someone swiped it. Some savvy scumbag broke the lock and rode away. I’ll also add that said scumbag must be a […]
Mar 2020 · Dale Tiessen
Full disclosure, this is my first gravel bike. When gravel bikes entered the scene a few years, I initially remarked to myself this was another bike industry push to create something new and drive sales.
Feb 2020 · Robin Wilmott
All-road versatility with refined road manners for a fine riding machine
Frame design and mounts, hydraulic Tiagra groupset
Chirpy mudguards
Nov 2018 · Joe Cruz
Joe tested the Trek Checkpoint SL6 on weekly fast roadie coffee shop rides, a 10-hr dirt randonee, and VT gravel/singletrack explorations. Here's the review
Feels like a road race bike
IsoSpeed coupler absolutely smooths out jolts
Thoughtful design touches, including a variety of bosses for cages, armor under the downtube, bosses for a gas tank bag
Very capable on tarmac alongside its gravel prowess
Feels like a road race bike
650b conversion not recommended
Unusual routing can cause cable contact with knees depending on out of the saddle pedaling style; might also interfere with feed bags
Long inseam riders may reach the end of the saddle height adjustment
Purpose built for speed rather than maximal bikepacking versatility
Sep 2018
Trek’s first real dedicated gravel bike, the Checkpoint is a pretty cool beast, with loads of unique frame designs to give it a very distinct feel to its road bike brethren, cyclocross cousins or anything else in the catalogue. But, after a few rides on the type of terrain that it is built for, we saw …
Aug 2018 · Brooke Summers
The new Trek Checkpoint gravel bike covers all the bases off road and on, making it a versatile, adjustable option that could replace several of your bikes.
| Frame | 300 Series Alpha Aluminum, tapered head tube, BB86.5, flat mount disc brakes, Stranglehold dropouts, 12mm thru axle, Control Freak, internal cable routing, 3S chain keeper BB Standard: BB86/BB92, Press Fit Tire Clearance: 45c |
|---|---|
| Fork | Checkpoint carbon disc, alloy tapered steerer, flat mount disc brakes, rack mounts, hidden fender mounts, 12mm thru axle |
| Bottom Bracket | Shimano press-fit |
| Headset | Integrated, cartridge bearing, sealed, 1-1/8˝ top, 1.5˝ bottom |
| Stem | Bontrager Elite, 31.8mm, 7 degree, w/computer & light mounts |
| Handlebar | Bontrager RL IsoZone VR-CF, 31.8mm |
| Saddle | Bontrager Montrose Comp |
| Seatpost | Bontrager Approved, 2-bolt head, 27.2mm, 8mm offset Type: Rigid |
| Pedals | Not included |
| Grips | Bontrager tape |
| Rear Derailleur | Shimano Tiagra |
|---|---|
| Front Derailleur | Shimano Tiagra |
| Crank | Shimano Tiagra, 50/34 (compact) |
| Shifters | Shimano RS405, 10 speed |
| Cassette | Shimano Tiagra, 11-34, 10 speed |
| Chain | KMC X10 |
| Brakes | Shimano RS505 flat mount hydraulic disc Type: Shimano Hydraulic Disc |
| Rims | Bontrager Tubeless Ready |
|---|---|
| Front Hub | Bontrager alloy sealed bearing, 12mm alloy axle, centerlock |
| Rear Hub | Bontrager alloy sealed bearing, 12mm alloy axle, centerlock |
| Tires | Bontrager GR1 Comp, 60tpi, wire bead, 700x40c |
First added September 16
Last updated September 16
Not listed for 2,462 days