Jamis Boss 7 Step-Over vs Specialized Tarmac SL8 Expert

Compare Specifications of Jamis Boss 7 Step-Over and Specialized Tarmac SL8 Expert

Selected Bikes

Jamis Boss 7 Step-Over
Jamis Boss 7 Step-Over

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Specialized Tarmac SL8 Expert
Specialized Tarmac SL8 Expert

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Model:

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Technical Specifications
Frame Diamond frame design with 6061 aluminum oversized tubing, sloping top tube design, water bottle bosses, alloy kickstand, and painted steel chainguard Tarmac SL8 FACT 10r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc
Stem Alloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap Tarmac integrated stem, 6-degree
Handle Bar Jamis Cruise-control comfort bar Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach
Fork Oversized hi-tensile steel tubular unicrown with leading dropout and fender boss Tarmac SL8 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc
Seatpost Alloy micro-adjust, 27.2 x 300mm, with 31.8mm alloy clamp and cromo seatpin S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
Crankset Forged alloy crank, 170mm alloy, with 44T compact disc chainring SRAM Rival with Power Meter
Pedals Cruiser platform with grip tape --
Chain KMC Z51NP, silver SRAM Rival 12-speed
Shifters Shift levers : Shimano RevoShift RS-35, 7-speed SRAM Rival eTap AXS
Saddle Boss Cruiser design with extra padding and heavy-duty, double-loop springs Body Geometry Power Expert
Headset Internal cup, threaded, 1 1/8” --
Derailleur Front -- SRAM Rival eTAP AXS, braze-on
Derailleur Rear Shimano TY-300 rear SRAM Rival eTap AXS, 12-speed
Spoke 14 gauge stainless steel spokes --
Cassette Shimano, 14-28, 7- Speed SRAM Rival, 12-speed, 10-36t
Chainrings -- 48/35T
Bottom Bracket Sealed cartridge, 68 x 122.5mm SRAM DUB BSA 68
Tyres
Front CST Metropolitan Palm Bay, 26" x 2.35 S-Works Turbo, folding bead, 700x26mm
Rear CST Metropolitan Palm Bay, 26" x 2.35 S-Works Turbo, folding bead, 700x26mm
Wheel / RIM Alex Y303 36H black anodized alloy rims with alloy nutted hubs 56cm wheel size
Front Wheel: Roval C38, 21mm internal width carbon rim
Rear Wheel: Roval C38, 21mm internal width carbon rim
Tube -- Turbo Ultralight, 48mm Presta valve
Brakes
Front Tektro alloy linear pull brake with Tektro CL530 alloy levers SRAM Rival eTap AXS, hydraulic disc
Rear Tektro alloy linear pull brake with Tektro CL530 alloy levers SRAM Rival eTap AXS, hydraulic disc
Suspension
Front -- --
Rear -- --
Colors Available
Colors Blue Lagoon
Raspberry
Vanilla Mint
Gloss Smoke / Obsidian
Gloss Metallic Dark Navy / Astral Blue Pearl
Satin Powder Indigo Tint Over Silver Dust / White


Physical Specs
Length -- --
Height -- 723 mm
Weight 14.9 kg 7.77 kg
Handlebar Width -- 360
Wheelbase -- 970 mm
Overview
About -- The Specialized Tarmac SL8 Expert presents a sleek, aerodynamically engineered bicycle designed Read More
Features -- --
Additional Details Sizes : M: 17”, 19”, 21”, 23” S/O: 14”, 18” Tape: Supacaz Super Sticky Kush
Seat Binder: Tarmac integrated wedge

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