Trek Checkpoint AL 4 vs Trek Top Fuel 9.7

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	200 Series Alpha Aluminum, tapered head tube, Control Freak internal routing, rack & fender mounts, flat mount disc	OCLV Mountain Carbon main frame & stays, tapered head tube, Knock Block, Control Freak internal routing, Carbon Armor, magnesium rocker link, Mino Link, ABP, Boost148, 115 mm travel
Stem	Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree	Size : S, M, M/L - Bontrager Rhythm Comp, 31.8 mm, Knock Block, 0 degree, 60 mm length Size : L, XL - Bontrager Rhythm Comp, 31.8 mm, Knock Block, 0 degree, 70 mm length
Handle Bar	Bontrager Comp VR-C, alloy, 31.8 mm	Bontrager Comp, alloy, 31.8 mm, 15 mm rise, 750 mm width
Fork	Checkpoint carbon, tapered alloy steerer, rack & fender mounts, flat mount disc	RockShox Reba RL, Solo Air spring, Motion Control damper, dual remote lockout, tapered steerer, 46 mm offset, Boost110, 15 mm Maxle Stealth, 120 mm travel
Seatpost	Bontrager Approved, alloy, 27.2 mm, 8 mm offset	Size : S - Bontrager Line Dropper, 100 mm travel, internal routing, 31.6 mm, 345 mm length Size : M, M/L, L, XL - Bontrager Line Dropper, 150 mm travel, internal routing, 31.6 mm, 440 mm length
Grip	Bontrager Supertack Perf tape	--
Crankset	Shimano Tiagra 4700	Size : S - SRAM NX Eagle, DUB, 32T steel ring, Boost (52 mm chainline), 170 mm length Size : M, M/L, L, XL - SRAM NX Eagle, DUB, 32T steel ring, Boost (52 mm chainline), 175 mm length
Chain	Shimano Tiagra HG54, 10 speed	SRAM NX Eagle, 12 speed
Shifters	Shimano Tiagra R4725, short reach lever, 10 speed	SRAM NX Eagle, 12 speed
Saddle	Bontrager Arvada Comp, steel rails	Bontrager Montrose Comp, steel rails, 138 mm width
Headset	FSA Integrated, sealed cartridge bearing, 1-1/8 top, 1.5 bottom	Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front	Shimano Tiagra 4700, 31.8 mm clamp	--
Derailleur Rear	Shimano Tiagra 4700, long cage	SRAM NX Eagle
Hub Front	Formula RX-512 alloy, 6-bolt	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Hub Rear	Formula RX-512 alloy, 6-bolt	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Cassette	Shimano HG500, 11-32, 10 speed	SRAM PG-1230 Eagle, 11-50, 12 speed
Chainrings	50 / 34 T	36T
Bottom Bracket	--	SRAM DUB, 92mm, PressFit

Front	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32 c	Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29 x 2.40''
Rear	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32 c	Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29 x 2.40''
Wheel / RIM	Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, presta valve	Front : Bontrager Kovee Comp 23, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle Rear : Bontrager Kovee Comp 23, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle

Front	--	Shimano hydraulic disc, MT501 lever, MT500 caliper Brake Rotor : Shimano RT56, 6-bolt, 180 mm
Rear	--	Shimano hydraulic disc, MT501 lever, MT500 caliper Brake Rotor : Shimano RT56, 6-bolt, 160 mm

Front	--	--
Rear	--	--

Colors

Battleship Blue Matte Gravel

Gloss Red/Matte Carbon Smoke Metallic Gunmetal/Dnister Black

Length	--	--
Weight	--	12.65 kg

Features	--	- Straight Shot downtube - Knock Block - Active Braking Pivot - Control Freak Cable Management - Twistloc Dual Remote Lockout - Complete Tubeless System - Suspension Calculator - Mino Link Adjustale Geometry
Additional Details	Axles Front : 12 x 100 mm thru-axle Rear : 12 x 142 mm thru-axle Bottom Bracket : Shimano RS500, 68 mm, threaded external	Shock : Fox Performance Float, 2-position DPS damper, Bontrager DropLock remote, 190 x 45 mm Suspension lever : RockShox TwistLoc Full Sprint dual remote Max compatible fork travel : 130 mm