2025 Trek Checkpoint SL 6 AX Gen 3 – Gravel Bike

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Specifications

Specification	Details
Model	Checkpoint SL 6 AX Gen 3
Vehicle Category	Gravel Bike
Application	Gravel riding, adventure, bikepacking
Starting Price (2025)	$4,199.99 USD
Color Options	Era White/Buff Beige, Juniper
Sizes	XS, S, M, ML, L, XL

Frame & Drivetrain

Specification	Details
Frame	500 Series OCLV Carbon, IsoSpeed, internal storage and cable routing, 3S chainstay chain keeper, flat mount disc, 142x12mm thru axle
Fork	Checkpoint carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12x100mm thru axle
Drivetrain Compatibility	SRAM Rival XPLR AX E1, 1x13-speed
Dropouts	12x100mm thru axle (F), 142x12mm thru axle (R)
Crank	SRAM Rival Wide, DUB, 40T, 170mm (XS, S), 172.5mm (M, ML), 175mm (L, XL)
Chain	SRAM Rival, 13-speed
Rear Derailleur	SRAM Rival XPLR AX E1
Shifters	SRAM Rival AX, 13-speed
Cassette	SRAM XPLR XG-1371, 10-44, 13-speed

Components & Features

Specification	Details
Seating	Bontrager Verse Short Comp, steel rails, 145mm width
Cargo Capacity	Multiple frame and fork mounts, internal storage, maximum cargo capacity not specified
Wheels/Tyres	Bontrager Paradigm Comp 25, alloy, Tubeless Ready, 700x45mm
Wheel Size	700c
Brakes	SRAM Rival hydraulic disc, flat mount, 160mm rotors
Brake Levers	SRAM Rival AX
Handlebar	Bontrager Elite Gravel, alloy, 38cm (XS), 40cm (S), 42cm (M, ML), 44cm (L, XL)
Stem	Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 70mm (XS, S), 80mm (M), 90mm (ML, L), 100mm (XL)
Headset	FSA Integrated, sealed cartridge bearing
Saddle	Bontrager Verse Short Comp, steel rails, 145mm width
Seatpost	Bontrager carbon, 27.2mm, 20mm offset, 330mm length
Grips	Bontrager Supertack Perf tape
Front Hub	Bontrager alloy, sealed bearing, 6-bolt, 12x100mm thru axle
Rear Hub	Bontrager alloy, sealed bearing, 6-bolt, SRAM XD-R freehub, 142x12mm thru axle
Rims	Bontrager Paradigm Comp 25, alloy, Tubeless Ready, 25mm width
Spokes	14g stainless steel
Exterior Features	IsoSpeed, internal storage, internal cable routing, 3S chainstay chain keeper, multiple frame and fork mounts
Weight	9.49 kg / 20.93 lbs (size ML, with TLR sealant, no tubes)

* All the images are screenshots!
* Data has been taken from official website (Publicly Available)!