Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 vs Trek Checkpoint ALR 4

Compare Specifications of Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 and Trek Checkpoint ALR 4

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Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2
Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

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Trek Checkpoint ALR 4
Trek Checkpoint ALR 4

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Technical Specifications
Load Carrying Capacity -- Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)
Frame S-Works Tarmac SL8 FACT 12r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc 300 Series Alpha Aluminum, tapered head tube, Control Freak internal routing, 3S chain keeper, rack and fender mounts, flat mount disc, horizontal sliding dropouts, 142 x 12 mm thru axle
Stem Roval Rapide Cockpit, Integrated Bar/Stem Size : 49 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 80 mm length
Size : 52, 54 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 90 mm length
Size : 56, 58 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 100 mm length
Size : 61 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 110 mm length
Handle Bar Roval Rapide Cockpit, Integrated Bar/Stem Size : 49 - Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 38cm width
Size : 52 - Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 40cm width
Size : 54, 56 - Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 42cm width
Size : 58, 61 - Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 44cm width
Fork -- Checkpoint carbon, tapered alloy steerer, rack mounts, fender mounts, flat mount disc, 12 x 100 mm thru axle
Seatpost S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
Grip Supacaz Super Sticky Kush --
Crankset Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter Size : 49 - Shimano GRX RX600, 46/30, 165 mm length
Size : 52 - Shimano GRX RX600, 46/30, 170 mm length
Size : 54, 56 - Shimano GRX RX600, 46/30, 172.5 mm length
Size : 58, 61 - Shimano GRX RX600, 46/30, 175 mm length
Chain Shimano Dura-Ace, 12-speed KMC X10
Shifters -- Shimano GRX RX400, 10 speed
Saddle Body Geometry S-Works Power, carbon fiber rails, carbon fiber base Bontrager Montrose Comp, steel rails, 138 mm width
Headset -- FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front Shimano Dura-Ace R9250, braze-on Shimano GRX RX400, braze-on
Derailleur Rear Shimano Dura-Ace R9250, 12-speed Shimano GRX RX400, long cage, 36T max cog
Hub Front -- Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142 x 12 mm thru axle
Hub Rear -- Bontrager alloy, sealed bearing, centerlock disc, 100 x 12 mm thru axle
Spoke -- 14g stainless steel
Cassette Shimano Dura-Ace, 12-speed, 11-30t Shimano Tiagra HG500, 11-34, 10 speed
Chainrings 52/36T --
Bottom Bracket Shimano Dura-Ace, BB-R9200 Shimano RS500, 86mm, PressFit
Tyres
Front S-Works Turbo Rapidair 2BR, 700x26mm Bontrager GR1 Comp, wire bead, 60 tpi, 700 x 40c
Rear S-Works Turbo Rapidair 2BR, 700x26mm Bontrager GR1 Comp, wire bead, 60 tpi, 700 x 40c
Wheel / RIM Front: Roval Rapide CLX II, Tubeless, 21mm internal width carbon rim, 51mm depth, Win Tunnel Engineered, Roval AFD hub, 18h, DT Swiss Aerolite spokes
Rear: Roval Rapide CLX II, Tubeless, 21mm internal width carbon rim, 60mm depth, Win Tunnel Engineered, Roval AFD hub, 24h, DT Swiss Aerolite spokes
Bontrager Tubeless Ready, 28-hole, 17 mm width, presta valve
Tube Turbo Ultralight, 60mm Front, 80mm Rear, Presta valve --
Brakes
Front Shimano Dura-Ace R9270, hydraulic disc Shimano RX400 hydraulic disc, flat mount
Brake Rotor : Shimano SM-RT70, centerlock, 160 mm
Rear Shimano Dura-Ace R9270, hydraulic disc Shimano RX400 hydraulic disc, flat mount
Brake Rotor : Shimano SM-RT70, centerlock, 160 mm
Brake Lever Shimano Dura-Ace R9270, hydraulic disc --
Suspension
Front S-Works FACT 12r Carbon, 12x100mm thru-axle, flat-mount disc --
Rear -- --
Colors Available
Colors Satin Fog Tint / Green Ghost Pearl / Red Ghost Pearl Fade
Satin Carbon / Viavi Cynan Blue / Viavi Silver-Blue Pearl Fade / Gloss Metallic White Silver
Rage Red
Dark Aquatic


Physical Specs
Length -- --
Weight 6.62 kg 10.26 kg
Overview
Features -- - Horizontal Sliding Dropout
- 300 Series Alpha Aluminium

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