Trek
Trek Checkpoint ALR 4
Trek Checkpoint ALR 4
Couldn't load pickup availability
Trek Checkpoint ALR 4
Checkpoint ALR 4 is the gravel bike with the best quality-price ratio in the range. Featuring a 300 Series Alpha Aluminum frame, the Checkpoint ALR 4 is just as responsive on thick dirt roads as it is smooth on asphalt. Lots of features such as tubeless ready wheels, 11-speed SRAM Apex drivetrain and mechanical disc brakes make Checkpoint ALR 4 the perfect bike to easily enter the vast world of gravel.
Specifications
*Note: Specifications apply to all sizes unless listed separately
| Chassis | 300 Series Alpha Aluminium, tapered head tube, internal cable routing, 3S chain keeper, T47 bottom bracket, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm thru axle |
|---|---|
| Fork | Checkpoint, full carbon, tapered carbon steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle |
| Front hub | Bontrager alloy, sealed bearing, Centerlock disc, 100x12mm thru axle |
|---|---|
| Front locking | Bontrager Switch thru axle, removable lever |
| Rear hub | Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle |
| Rear locking | Bontrager Switch thru axle, removable lever |
| Circle | Bontrager Paradigm, Tubeless Ready, 24 hole, 21mm width, Presta valve |
| Rays | Stainless steel 14g, black |
| Tire | Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength protection, aramid bead, 120tpi, 700x40c |
| Pneumatic component | Bontrager TLR Sealant, 6oz |
| Paranipple | Bontrager Aeolus XXX wheel cover tape |
| Max. dimensions of the tyre | 700x45mm / 650x2.10" |
| Command | SRAM Apex, 11 gears |
|---|---|
| Rear derailleur | SRAM Apex 1, long bottle cage, 42T max sprocket |
| *Crankset |
Measure: 49 SRAM Apex 1, 40 teeth, DUB Wide, 165mm length |
|
Measure: 52 SRAM Apex 1, 40 teeth, DUB Wide, 170mm length |
|
|
Measure: 54, 56 SRAM Apex 1, 40 teeth, DUB Wide, 172.5mm length |
|
|
Measure: 58, 61 SRAM Apex 1, 40 teeth, DUB Wide, 175mm length |
|
| Central movement | SRAM DUB, T47 threaded, internal bearing |
| Cassette | SRAM PG-1130, 11-42, 11 speed |
| Chain | SRAM PC-1130, 11 speed |
| Max. size of the crown | 1x: 44T, 2x: 50/34 |
| *Saddle |
Measure: 49, 52 Bontrager Verse Comp, steel rails, 155mm width |
|---|---|
|
Measure: 54, 56, 58, 61 Bontrager Verse Comp, steel rails, 145mm width |
|
| Seatpost | Bontrager alloy, 27.2mm, 12mm offset, 330mm length |
| *Handlebar |
Measure: 49 Bontrager Elite Gravel, 38cm width |
|
Measure: 52 Bontrager Elite Gravel, 40cm width |
|
|
Measure: 54, 56 Bontrager Elite Gravel, 42cm width |
|
|
Measure: 58, 61 Bontrager Elite Gravel, 44cm width |
|
| Handlebar tape | Bontrager Supertack Perf Tape |
| *Handlebar stem |
Measure: 49 Bontrager Elite, 31.8mm, Blendr compatible, 7 degrees, 70mm length |
|
Measure: 52, 54 Bontrager Elite, 31.8mm, Blendr compatible, 7 degrees, 80mm length |
|
|
Measure: 56, 58 Bontrager Elite, 31.8mm, Blendr compatible, 7 degrees, 90mm length |
|
|
Measure: 61 Bontrager Elite, 31.8mm, Blendr compatible, 7 degrees, 100mm length |
|
| Brake | Tektro C550 mechanical disc brake, dual piston, flat mount |
| Brake rotor | Tektro, centerlock, 160mm |
| Disk size | Max brake rotor size: 160mm front & rear |
| Weight | 56 - 9.80 kg / 21.61 lbs (with TLR sealant, without tube) |
|---|---|
| Weight Limit | This bike has a maximum overall weight limit (combined weight of bike, rider and cargo) of 136kg. |
-
We reserve the right to make changes to product information on the site at any time without notice, including equipment, specifications, models, colors, materials and prices. Due to supply chain issues, compatible parts may be replaced at any time without notice.
Bike and frame weights are for pre-production painted products at the time of printing. The weight of the finished product may vary.
Measures
| Measure | Rider height | Inside leg |
|---|---|---|
| 49 |
156 - 163 cm 5'1" - 5'4" |
74 - 77 cm 29" - 30" |
| 52 |
163 - 168 cm 5'4" - 5'6" |
76 - 79 cm 30" - 31" |
| 54 |
168 - 174 cm 5'6" - 5'9" |
78 - 82 cm 31" - 32" |
| 56 |
174 - 180 cm 5'9" - 5'11" |
81 - 85 cm 32" - 33" |
| 58 |
180 - 185 cm 5'11" - 6'1" |
84 - 87 cm 33" - 34" |
| 61 |
185 - 191 cm 6'1" - 6'3" |
86 - 90 cm 34" - 35" |
