Trek Checkpoint ALR 5 Gen 3 SRAM Apex XPLR 12 Speed Gravel Bike

The Trek Checkpoint ALR 5 Gen 3 SRAM Apex XPLR 12 Speed Gravel Bike is an aluminum gravel bike built for riders who want to go farther, faster.  The modern endurance geometry of the Trek Checkpoint ALR 5 Gen 3 pairs with a carbon fork for road-smoothing comfort, while clearance for up to 50mm tires adds traction and confidence on rough terrain. A SRAM Apex XPLR 12-speed drivetrain, hydraulic disc brakes, Tubeless Ready Bontrager Paradigm wheels, and plenty of mounts for bags and gear make the Trek Checkpoint ALR 5 Gen 3 ready for big adventures.

Specifications

Frameset

• Frame – 300 Series Alpha Aluminum, Internal cable routing, 3S chain keeper, T47, UDH, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm chamfered thru axle
• Fork – Trek Checkpoint, full carbon, tapered steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle

Weight

• Weight – Based on size ML – 9.87 kg / 21.76 lbs (with TLR sealant, no tubes)
• Weight limit – This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg).

Drivetrain

• Shifter – SRAM Apex, 12 speed
• Rear derailleur – SRAM Apex XPLR, 44T max cog
• *Crank
  • Size: XS, S – SRAM Apex 1, 40T, DUB Wide, 165mm length
  • Size: M, ML – SRAM Apex 1, 40T, DUB Wide, 170mm length
  • Size: L, XL – SRAM Apex 1, 40T, DUB Wide, 172.5mm length
• Bottom bracket – SRAM DUB Wide, T47 threaded, internal bearing
• Cassette – SRAM XPLR PG-1231, 11-44, 12 speed
• Chain – SRAM Apex, 12 speed
• Max chainring size – 1x:44 2x: 46/30

Wheels

• Hub front – Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle
• Skewer front – Bontrager Switch chamfered thru axle
• Hub rear – Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle
• Skewer rear – Bontrager Switch chamfered thru axle, removable lever
• Rim – Bontrager Paradigm 23, Tubeless Ready, 24-hole, 23mm width, Presta valve
• Spokes – 14g stainless steel, black
• Tire – Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42mm
• Tire part – Bontrager TLR sealant, 6oz
• Max tire size – 50mm without fenders, 42mm with fenders (as measured, see manual for details)

Components

• Saddle – Verse Short Comp, steel rails, 145mm width
• Seatpost – Bontrager alloy, 27.2mm, 12mm offset, 330mm length
• *Handlebar
  • Size: XS, S – Bontrager Elite Gravel, alloy, 40cm width
  • Size: M, ML – Bontrager Elite Gravel, alloy, 42cm width
  • Size: L – Bontrager Elite Gravel, alloy, 44cm width
  • Size: XL – Bontrager Elite Gravel, alloy, 46cm width
• Handlebar tape – Bontrager Supertack Perf tape
• *Stem
  • Size: XS – Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm length
• Brake – SRAM Apex D1 hydraulic disc, flat mount
• Brake rotor – SRAM Paceline, rounded, centerlock, 160mm
• Brake lever – SRAM Apex, 12 speed
• Rotor size – Max brake rotor sizes: 180mm front & rear

*Specifications subject to change without notice