Checkpoint AL 3 | Trek Bikes (INE)

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  • Checkpoint AL 3
2020

Checkpoint AL 3

/
Model 24969

Checkpoint AL 3 may be the introductory gravel bike in the line-up, but it's packed with features that make it a worthy choice for new and experienced gravel grinders alike, like a lightweight aluminium frame, Shimano drivetrain, thru axles, Tubeless Ready wheels and disc brakes for better braking power in all weather conditions.
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It's right for you if...

You've heard about the new frontier of gravel riding and want to dip your toes into the grit with an affordable, capable ride that can meet your all-road adventure aspirations and also function as your daily commuter.

The tech you get

A 200 Series Alpha Aluminium frame with massive tyre clearance, a carbon disc fork, 12 mm thru-axles, a 2x9 Shimano Sora drivetrain, mudguard and rack mounts, Tektro mechanical disc brakes for all-weather stopping power, Tubeless Ready wheels and 700x32 Bontrager R1 Hard-Case Lite tyres.

The final word

A rugged all-road ride for gravel adventures, daily commutes, touring and more! Checkpoint AL 3 gives you all the capability of a true gravel bike at a price that leaves cash in your pocket for camp site fees, race entries and post-adventure fun.

The Walkthrough

favorite_borderWhy you'll love it

  1. This bike is exceedingly versatile and suited to a wide variety of riding styles, including gravel rides, bikepacking and daily commutes
  2. Massive tyre clearance means you can use tyres up to 38 c for extra traction and stability in any conditions
  3. Mounts on the seat tube and both sides of the down tube make it easy to carry extra gear and water
  4. Internal routing protects your cables, even when the gravel gets muddy
  5. Internal routing protects your cables, even when the gravel gets muddy


Features

200 Series Alpha Aluminium

200 Series Alpha Aluminium

Trek's high-performance road alloy, formed into sophisticated tube shapes for maximum strength and minimum weight.

Carbon fork

Carbon fork

Lightweight fork with carbon fibre legs soaks up hand-numbing road vibration.

Flat Mount disc brakes

Flat Mount disc brakes

All-new Flat Mount disc brakes are more elegant, lighter, smaller and cleaner than traditional disc brakes, providing superior performance and stopping power under harsh conditions.

Tubeless Ready rims

Tubeless Ready rims

Bontrager TLR (Tubeless Ready) Road is the first fully integrated tubeless system for road wheels. When you go tubeless with TLR, you can run lower tyre pressure for increased traction and comfort without the threat of pinch flats.

Control Freak Cable Management

Control Freak Cable Management

Control Freak is the lightest, quietest, most versatile cable management system. It allows any combination of shift and brake housing to be routed through the frame for clean aesthetics and an easily customisable set-up.

Hidden mudguard mounts

Hidden mudguard mounts

Discreet mounts accommodate full-coverage mudguards for added utility.

Rack mounts

Rack mounts

Going for a long ride? Rack mounts make carrying accessories a breeze.

DuoTrap S compatible

DuoTrap S compatible

DuoTrap S integrates a Bluetooth®/ANT+ sensor into the frame to measure speed, distance and cadence on your computer or smart phone with no added drag. Works with all the major ANT+ wireless players, including Bontrager, Garmin, PowerTap and SRM.

Specifications

*spec applies to all sizes unless otherwise noted

Frameset
Frame 200 Series Alpha Aluminium, tapered head tube, Control Freak internal routing, rack and mudguard mounts, flat-mount disc, 142x12 mm thru axle
Fork Checkpoint carbon, tapered alloy steerer, rack and mudguard mounts, flat-mount disc, 12x100 mm thru axle
Wheels
Front hub Formula RX-512 alloy, 6-bolt, 100x12 mm thru axle
Rear hub Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142x12 mm thru axle
*Rim Size: 44, 49, 52, 54, 56, 58, 61
Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, Presta valve
Size: 44, 49, 52, 54, 56, 58, 61
Bontrager Affinity, Tubeless Ready, 24-hole, 21 mm width, Presta valve
Spokes 14 g aero stainless steel, black
Tyre Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 c
Max tyre size 38c Bontrager tyres (with at least 4 mm of clearance to frame)
Drivetrain
Shifter Shimano Sora R3000, 9-speed
Front derailleur Shimano Sora R3000, 31.8 mm clamp
Rear derailleur Shimano Sora R3000, mid cage, 34T max cog
*Crank Size: 44
Shimano Sora R3000, 50/34 (compact), 165 mm length
Size: 49, 52, 54, 56
Shimano Sora R3000, 50/34 (compact), 170 mm length
Size: 58, 61
Shimano Sora R3000, 50/34 (compact), 175 mm length
Bottom bracket Shimano RS500, 68 mm, threaded external
Cassette Shimano Sora HG400, 11-32, 9-speed
Chain Shimano Sora HG53, 9-speed
Components
Saddle Bontrager Arvada Comp, steel rails, 138 mm width
*Seatpost Size: 44, 49
Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length
Size: 52, 54, 56, 58, 61
Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
*Handlebar Size: 44
Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 38 cm width
Size: 49, 52
Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 40 cm width
Size: 54, 56
Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42 cm width
Size: 58, 61
Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44 cm width
Handlebar tape Bontrager Supertack Perf tape
*Stem Size: 44
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length
Size: 49
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
Size: 52, 54
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
Size: 56, 58
Bontrager Elite, 31.8 mm clamp, Blendr-compatible, 7-degree, 100 mm length
Size: 61
Bontrager Elite, 31.8 mm clamp, Blendr-compatible, 7-degree, 110 mm length
Head set FSA Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom
Brake Tektro C550 mechanical disc brake, dual piston, flat-mount, 160 mm rotor
Weight
Weight 56 - 10.50 kg / 23.15 lbs
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Bike and frame weights are based on Trek pre-production painted frames at the time of publication. Weights may vary in final production.

Sizing & fit

Proper bike fit is essential for best performance and comfort. Any size and geometry measurements shown on trekbikes.com are for general comparison purposes only. To find your perfect fit, visit an authorised Trek retailer, where an expert skilled at sizing will help you find the appropriate bike and size for your individual needs.

 

Rider Height

Inseam

All measurements provided in cm unless otherwise stated.

Frame size number A — Seat tube B — Seat tube angle C — Head tube length D — Head angle E — Effective top tube F — Bottom bracket height G — Bottom bracket drop H — Chainstay length I — Offset J — Trail K — Wheelbase L — Standover M — Frame reach N — Frame stack
44 cm 39 75.5° 9 70.6° 50.5 27.5 8 43 50 7.2 100.2 68.5 36.8 53.1
49 cm 44 75.0° 10 71.4° 51.8 27.7 7.8 43 50 6.6 100.5 72.3 37.3 54.1
52 cm 47.5 74.0° 12 71.7° 53.7 27.7 7.8 43 50 64.6 101.1 75.5 37.6 56.1
54 cm 50 73.5° 13.5 71.8° 54.8 27.9 7.6 43 50 6.4 101.8 77.5 37.8 57.4
56 cm 52.5 73.0° 15 72.2° 56 27.9 7.6 43 50 6.1 102.1 79.4 38 59
58 cm 54.8 73.0° 17 72.3° 56.8 28.1 7.4 43 50 6.1 102.8 81.6 38.2 60.7
61 cm 56.7 73.0° 20 72.6° 58.1 28.1 7.4 43 50 5.9 103.9 83.7 38.6 63.7

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