Jamis Explorer A2 Step-Thru vs Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

Compare Specifications of Jamis Explorer A2 Step-Thru and Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

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Jamis Explorer A2 Step-Thru
Jamis Explorer A2 Step-Thru

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

Brand:

Model:

Brand:

Model:

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Technical Specifications
Frame 6061 TIG-welded aluminum, all-new sport comfort design with upright ride position, replaceable derailleur hanger, center-mount kickstand bracket S-Works Tarmac SL8 FACT 12r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc
Stem Jamis alloy, angle-adjustable, 90mm ext x 150mm quill (14–18") or 110mm ext x 180mm quill (19–21”) Roval Rapide Cockpit, Integrated Bar/Stem
Handle Bar Comfort hi-rise, steel, 25.4 x 80mm rise x 15˚ sweep x 620mm Roval Rapide Cockpit, Integrated Bar/Stem
Fork Hi-tensile steel unicrown, radius blades with dropout eyelets --
Seatpost Alloy micro-adjust, 350mm x 27.2mm, with alloy QR clamp S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
Grip Kraton comfort Supacaz Super Sticky Kush
Crankset Forged alloy, 48/38/28T, 170mm with chainguard Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter
Pedals Comfort platform with TPE non-slip insert --
Chain KMC Z7 Shimano Dura-Ace, 12-speed
Shifters Shimano EZ-Fire Plus, ST-EF500, 21-speed --
Saddle Jamis Comfort with extra thick padding, synthetic suede top, burnished side panels and bumper springs Body Geometry S-Works Power, carbon fiber rails, carbon fiber base
Headset Internal cup, threaded, 1 1/8” --
Derailleur Front Shimano TY510 top swing/dual pull Shimano Dura-Ace R9250, braze-on
Derailleur Rear Shimano TY300 Shimano Dura-Ace R9250, 12-speed
Cassette Shimano freewheel 7-speed, 14-34 Shimano Dura-Ace, 12-speed, 11-30t
Chainrings -- 52/36T
Bottom Bracket Sealed cartridge, 68 x 110.5mm Shimano Dura-Ace, BB-R9200
Tyres
Front CST - 1918, 27.5 x 2.1 S-Works Turbo Rapidair 2BR, 700x26mm
Rear CST - 1918, 27.5 x 2.1 S-Works Turbo Rapidair 2BR, 700x26mm
Wheel / RIM Alloy 36H rims, Formula alloy hubs, QR front and rear, 14g stainless steel spokes 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
Tube -- Turbo Ultralight, 60mm Front, 80mm Rear, Presta valve
Brakes
Front ProMax alloy direct pull brakes with Shimano levers Shimano Dura-Ace R9270, hydraulic disc
Rear ProMax alloy direct pull brakes with Shimano levers Shimano Dura-Ace R9270, hydraulic disc
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


Physical Specs
Length -- --
Weight 13.8 kg 6.62 kg
Overview
Features -- --
Additional Details Sizes : 14”, 16”, 18" --

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