About the Checkpoint ALR 4 5
The Checkpoint ALR 4 is a high-value gravel bike ready for the roads less travelled. Kitted out with a 300 Series Alpha Aluminium frame, the Checkpoint ALR 4 is just as responsive on chunky gravel roads as it is smooth on the tarmac. Tons of features like tubeless-ready wheels, a SRAM Apex 11-speed drivetrain and mechanical disc brakes make Checkpoint ALR 4 the perfect ride for ease of entry into the wide world of gravel.
The tech you get - A responsive 300 Series Alpha Aluminium frame, hidden cables that won't interfere with bags, integrated rack, mudguard and frame bag mounts, a 1x11 speed SRAM Apex drivetrain for smooth shifting on punchy climbs and variable terrain, mechanical disc brakes for ease of stopping quick in all conditions, tubeless-ready rims and wide Bontrager Girona Pro 700x42c gravel tyres for added comfort and traction.
Key Features
- The durable and capable 300 Series Alpha Aluminium frame makes for a fun, stable and responsive ride
- You get serious versatility that's suited for a wide variety of ride styles, from gravel and bikepacking to daily commutes
- Fork, top tube and integrated frame mounts make it easy to carry gear and water
- Powerful mechanical disc brakes make stopping in all conditions easy
Specifications
Frameset
- Frame300 Series Alpha Aluminium, tapered head tube, Internal cable routing, 3S chain keeper, T47 BB, rack and mudguard mounts, integrated frame bag mounts, flat-mount disc, 142x12 mm thru-axle
- Checkpoint carbon, tapered carbon steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle
Wheels
- Rims: Bontrager Paradigm, Tubeless Ready
- Tyres: Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40 mm
Drivetrain
- Crankset: SRAM Apex 1, 40T, DUB Wide
- Shifters: SRAM Apex, 11-speed
- Rear Derailleur: SRAM Apex 1, long cage, 42T max cog
- Chain: SRAM PC-1130, 11-speed
- Cassette: SRAM PG-1130, 11-42, 11-speed
Components
- Handlebar: Bontrager Elite Gravel
- Grips: Bontrager Supertack Perf tape
- Brakes: Tektro C550 mechanical disc brake, dual piston, flat mount
- Saddle: Bontrager Verse Comp, steel rails, 145 mm width
- Seatpost: Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length
Bike Sizing
| 47cm | 50cm | 52cm | 54cm | 56cm | 58cm | 60cm | 62cm |
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| Rider Height | 5'0 - 5'2 / 152cm - 158cm | 5'2 - 5'4 / 158cm - 163cm | 5'4 - 5'6 / 163cm - 168cm | 5'6 - 5'9 / 168cm - 174cm | 5'9 - 5'11 / 174cm - 180cm | 5'11 - 6'1 / 180cm - 185cm | 6'1 - 6'3 / 185cm - 190cm | 6'3 - 6'5 / 190cm - 195cm |
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