TREK CHECKPOINT ALR 5

Frame : 300 Series Alpha Aluminum, tapered head tube, Internal cable routing, 3S chain keeper, T47 BB, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm thru axle
Fork : Checkpoint, carbon legs, tapered alloy steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle
Frame fit Gravel

Hub front : Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle
Skewer front : Bontrager Switch thru axle, removable lever
Hub rear : Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle
Skewer rear : Bontrager Switch thru axle, removable lever
*Rim : Size: 49, 52, 54, 56, 58, 61
Bontrager Paradigm, Tubeless Ready, 24-hole, 21mm width, presta valve
Size: 49, 52, 54, 56, 58, 61
Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21mm width, presta valve
Tire : Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40c
Tire part : Bontrager TLR sealant, 6oz
Rim strip : Bontrager Aeolus XXX rim strip
Max tire size : 700x45c / 650x2.1" Bontrager tires

Shifter : Shimano GRX RX600, 11 speed
Front derailleur : Shimano GRX RX810, braze-on
Rear derailleur : Shimano GRX RX810, long cage, 34T max cog
*Crank : Size: 49
Shimano GRX RX600, 46/30, 165mm length
Size: 52
Shimano GRX RX600, 46/30, 170mm length
Size: 54, 56
Shimano GRX RX600, 46/30, 172.5mm length
Size: 58, 61
Shimano GRX RX600, 46/30, 175mm length
Bottom bracket : Praxis, T47 threaded, internal bearing
Cassette : Shimano 105 HG700-11, 11-34, 11 speed
Chain : Shimano HG601
Max chainring size : 1x: 44T SRAM or 50T Shimano, 2x: 50/34

*Saddle : Size: 49, 52
Bontrager Verse Comp, steel rails, 155mm width
Size: 54, 56, 58, 61
Bontrager Verse Comp, steel rails, 145mm width
Seatpost : Bontrager alloy, 27.2mm, 12mm offset, 330mm length
*Handlebar : Size: 49
Bontrager Elite Gravel, 38cm width
Size: 52
Bontrager Elite Gravel, 40cm width
Size: 54, 56
Bontrager Elite Gravel, 42cm width
Size: 58, 61
Bontrager Elite Gravel, 44cm width
Handlebar tape : Bontrager Supertack Perf tape
*Stem : Size: 49
Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm length
Size: 52, 54
Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length
Size: 56, 58
Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length
Size: 61
Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 100mm length
Headset : FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
Brake rotor Shimano RT70, centerlock, 160mm
Rotor size Max brake rotor sizes: 160mm front & rear

Weight : 56 - 9.75 kg / 21.5 lbs
Weight limit : This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg).