Trek
Trek Checkpoint Alr 4
Trek Checkpoint Alr 4
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Trek Checkpoint Alr 4
Checkpoint Alr 4 is the Gravel Bike with the best quality-price ratio of the range. Equipped with an Alpha aluminum frame 300 series, Checkpoint Alr 4 is equally reactive on thick dirt roads as it is smooth on the asphalt. Lots of features such as Tubeless Ready wheels, 11 -speed SRAM APEX transmission and mechanical disc brakes make the perfect bike checkpoint to easily enter the vast world of gravel.
Specific
*Note: the specifications are valid for all sizes unless they are listed separately
| Chassis | Alpha aluminum 300 Series, conical steering tube, internal cables passage, 3S tensioner, central movement T47, attacks for luggage racks and fenders, integrated frame bag attacks, flat mountain disc, passing pin 142x12mmm |
|---|---|
| Fork | Checkpoint, Full Carbon, TapaD Carbon Steerer, Rack Mounts, Fender Mounts, Flat Mount Disc, 12x100mm Thru Axle |
| Front hub | Lega Bontrager, sealed bearing, disco centerlock, passing pin 100x12mm |
|---|---|
| Front lock | Passante Passente Switch bontrager, removable lever |
| Rear hub | BonTrager Lega, sealed bearing, disco centerlock, free shimano wheel 11 speed, pivot of 142x12mm |
| Rear lock | Passante Passente Switch bontrager, removable lever |
| Circle | Paradigm bonTrager, Tubeless Ready, 24 holes, 21mm width, Presta valve |
| Rays | 14G stainless steel, black |
| Tire | Bontrager Gr1 Team Issue, Tubeless Ready, Inner Strength protection, Aramide heel, 120TPI, 700x40c |
| Pneumatic component | BonTrager Tlr sealant, 6oz |
| Paraipple | BonTrager Aeolus XXX cover cover ribbon |
| Max size. tire | 700x45mm / 650x2.10 " |
| Command | SRAM APEX, 11 reports |
|---|---|
| Rear derailler | SRAM APEX 1, Long Portaborraccia, 42t Max pigno |
| *Pulpting |
Measure: 49 SRAM APEX 1, 40 teeth, Dub Wide, length 165mm |
|
Measure: 52 SRAM APEX 1, 40 teeth, Dub Wide, Length 170mm |
|
|
Measure: 54, 56 SRAM APEX 1, 40 teeth, Dub Wide, Length 172.5mm |
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Measure: 58, 61 SRAM APEX 1, 40 teeth, Dub Wide, Length 175mm |
|
| Central movement | SRAM DUS, T47 threaded, internal bearing |
| Cassette | SRAM PG-1130, 11-42, 11 speeds |
| Chain | SRAM PC-1130, 11 speeds |
| Max size. crown | 1x: 44T, 2x: 50/34 |
| *Saddle |
Measure: 49, 52 Bontrager verse comp, steel tracks, width 155 mm |
|---|---|
|
Measure: 54, 56, 58, 61 Bontrager Verse Comp, steel tracks, width 145mm |
|
| Bra | Lega bontrager, 27.2mm, offset 12mm, length 330mm |
| *Handlebar |
Measure: 49 Bontrager elite gravel, width 38cm |
|
Measure: 52 Bontrager elite gravel, width 40cm |
|
|
Measure: 54, 56 Bontrager Elite Gravel, width 42cm |
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Measure: 58, 61 Bontrager elite gravel, width 44cm |
|
| Handlebar ribbon | Bontrager SuperTack tape including |
| *Handle attack |
Measure: 49 Bontrager Elite, 31.8mm, Blendr compatibility, 7 degrees, 70mm length |
|
Measure: 52, 54 BonTrager Elite, 31.8mm, Blendr compatibility, 7 degrees, 80mm length |
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Measure: 56, 58 Bontrager Elite, 31.8mm, Blendr compatibility, 7 degrees, length 90mm |
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Measure: 61 Bontrager Elite, 31.8mm, Blendr compatibility, 7 degrees, 100mm length |
|
| Brake | Tekter C550 mechanical disc brake, double piston, flat mountain |
| Brake rotor | Tektro, Centerlock, 160mm |
| Disc size | Max brake rotor size: front 160mm & rear |
| Weight | 56 - 9.80 kg / 21.61 LBS (with TLR sealant, without air chamber) |
|---|---|
| Weight Limit | This bike has a maximum overall weight limit (combined bicycle weight, cyclist and load) of 136kg. |
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We reserve the right to make changes to the information of the products on the site at any time without notice, including data relating to equipment, specifications, models, colors, materials and prices. Due to problems on the supply chain, the compatible parts can be replaced at any time without notice.
The bicycle and frame weights refer to products painted in pre-production at the time of printing. The weight of the finished product may vary.
Measures
| Measure | Cyclist height | Interior |
|---|---|---|
| 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" |
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