2023 Trek Bikes Checkpoint ALR 5 61 cm
Build
700C/29 in × 40 mm
Insights
Very upright stack and reach vs trend of progressive gravel bikes
Design deviates from other sizes of Trek Bikes Checkpoint
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 639mm |
| Reach | 417mm |
| Stack to Reach Ratio | 1.53:1 |
| Seat Tube Length, C-T | 610mm |
| Top Tube Length, Effective/Horizontal HT Top | 617mm |
| Top Tube Slope | 5.5deg |
| Head Tube Angle | 72.6deg |
| Seat Tube Angle | 72.1deg |
| Head Tube Length | 195mm |
| Bottom Bracket Drop | 74mm |
| Bottom Bracket Height | 277mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 428.7mm |
| Front-Center | 645.6mm |
| Front-Center Horizontal | 641.3mm |
| Wheelbase | 1070mm |
| Fork Offset/Rake | 45mm |
| Trail | 62.8mm mid/neutral |
| Mechanical Trail | 60mm |
| Wheel Flop | 17.9mm |
| Standover Height | 859mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 119.6mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 102mm |
ALR 5 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 40mm |
| Tire Outer Diameter | 702mm |
| Bike Length with Tires | 1772mm |
| Crank Length | 175mm |
| Handlebar Width | 44cm |
| Stem Length | 100mm |
| Stem Angle | -7deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 185 cm to 191 cm |
| PBH | 86 cm to 90 cm |
Source:https://www.trekbikes.com/us/en_US/bikes/road-bikes/gravel-bikes/checkpoint/checkpoint-alr/checkpoint-alr-5-driftless/p/35814/