2025 Checkpoint SL 5 AXS Gen 3

Checkpoint SL 5 AXS Gen 3 is an adventure-ready carbon gravel bike built to roll into the distant horizon. Its lightweight carbon frame is designed with comfort-focused geometry, room for beefy 50mm tires (as measured), and plenty of frame and fork mounts. Plus, IsoSpeed comfort technology helps soak up jarring road vibrations, helping you float over chatter and potholes. It comes equipped with a wireless 12-speed SRAM Apex XPLR AXS drivetrain to deliver plenty of gears for exploring the dusty road.

Frame	500 Series OCLV Carbon, IsoSpeed, downtube storage door, hidden fender mounts, rack mounts, integrated frame bag mounts, invisible cable routing, T47, flat mount disc, integrated chainkeeper, removable FD hanger, UDH, 142x12mm chamfered thru axle
Fork	Checkpoint full carbon, tapered carbon steerer, fender mounts, triple rack mounts, flat mount disc, 12x100mm chamfered thru axle
Max compatible fork travel	40 mm (XS: compatible with rigid fork only) See Checkpoint SL Gen 3 FAQ for compatible options

Weight	ML - 9.50 kg / 20.95 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).

Battery	SRAM eTap battery pack (with charger)

*Shifter	Size: XS, S, M, ML, L, XL SRAM Apex, 12 speed
*Shifter	Size: XS, S, M, ML, L, XL SRAM Apex AXS, 12 speed
Rear derailleur	SRAM Apex XPLR eTap AXS, 44T max cog
*Crank	Size: XS, S SRAM Apex 1, 40T, DUB Wide, 165mm length
	Size: M SRAM Apex 1, 40T, DUB Wide, 170mm length
	Size: ML, L SRAM Apex 1, 40T, DUB Wide, 172.5mm length
	Size: XL SRAM Apex 1, 40T, DUB Wide, 175mm length
Bottom bracket	SRAM DUB, 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

Wheel front	Bontrager Paradigm SL TLR rim with CL-712 100x12mm Centerlock Disc hub, 24H, Black spokes and nipples
Wheel rear	Bontrager Paradigm SL TLR rim with CL-712 142x12mm Centerlock Disc hub, 24H, Black spokes and nipples
Skewer front	Bontrager Switch chamfered thru axle, removable lever
Skewer rear	Bontrager Switch chamfered thru axle, removable lever
Tire	Bontrager Girona RSL, Tubeless Ready, GR puncture protection, aramid bead, 220 tpi, 700x42mm
Tire part	Bontrager TLR sealant, 180 ml/6 oz
Rim strip	Bontrager TLR
Max tire size	50mm without fenders, 42mm with fenders

*Saddle	Size: XS, S Verse Short Comp, steel rails, 155mm width
*Saddle	Size: M, ML, L, XL Verse Short Comp, steel rails, 145mm width
Seatpost	Bontrager carbon, 27.2mm, 8mm offset, 330mm length
*Handlebar	Size: XS Bontrager Elite Gravel, alloy, 40cm width
	Size: S, M Bontrager Elite Gravel, alloy, 42cm width
	Size: ML, 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, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length
	Size: S Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length
	Size: M, ML Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
	Size: L Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
	Size: XL Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length
Brake rotor	SRAM Paceline, rounded, centerlock, 160mm
Rotor size	Max brake rotor sizes: 180mm front & rear