Trek
Trek Checkpoint Alr 4 2025
Trek Checkpoint Alr 4 2025
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Checkpoint Alr 4 is a high -value gravel bike ideal for the least beaten roads. Equipped with an Alpha 300 Series aluminum frame, Checkpoint Alr 4 is reactive both on the dirt and asphalt. The amount of equipment, such as the Tubeless Ready wheels, the 11 -speed SRAM APEX transmission and the mechanical disc brakes make the Checkpoint Alr 4 model the perfect bike to enter the world without effort.
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 | Carbon Checkpoint, conical carbon steering cannot, luggage rack, stuffing attacks, flat mount disc, 12x1mm passing pivot |
| Weight | 56 - 9.91 kg / 21.85 LBS (with TLR sealant, without air chamber) |
|---|---|
| Weight Limit | This model has a maximum overall limit (combined weight of bicycle, cyclist and load) of 125kg (275 pounds). |
| 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: 44 DTS (SRAM), 50 DTS (Shimano), 2x: 50/34 |
| 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 |
| Tire | Bontrager G1 Team Issue, Tubeless Ready, Inner Strength protection, heel in Aramide, 120TPI, 700x40mm |
| Pneumatic component | BonTrager Tlr sealant, 6oz |
| Paraipple | Bontrager tlr |
| Max size. tire | Consult the repair manuals |
| *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 |
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Measure: 52 Bontrager elite gravel, width 40cm |
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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 and rear |
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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