Specification

Details

Model

Topstone Carbon 2 Lefty

Vehicle Category

Gravel Road Bike

Application

Gravel riding, back road exploring, bike packing, off-road adventures

Starting Price (2025)

$4,250.00 USD

Color Options

Green

Specification

Details

Frame

Topstone Carbon, Kingpin suspension system, SmartSense compatible, Proportional Response construction, 12x142mm thru-axle, 27.2 dropper post ready, BSA 68mm threaded BB, DirectLine internal cable routing, removable fender bridge, multiple gear/bottle mounts

Fork

Lefty Oliver, 30mm travel, lockout, Chamber Damper w/ All-Over tune, ISO High-Ride air spring, tapered steerer, 700c, 55mm offset

Rear Shock

Kingpin suspension system

Drivetrain Compatibility

Shimano GRX 800/600, 1x12-speed

Dropouts

12x100mm thru-axle (F), 12x142mm thru-axle (R)

Bottom Bracket

Shimano BSA 68

Crank

Shimano GRX 610, 40T

Chain

Shimano HG M7100, 12-speed

Rear Derailleur

Shimano GRX 822, Shadow RD+

Shifters

Shimano GRX 820, 12-speed, w/ dropper actuator

Cassette

Shimano SLX M7100, 10-45, 12-speed

Specification

Details

Seating

1 passenger (Fizik Terra Argo X5, S-alloy rails)

Cargo Capacity

Multiple gear/bottle mounts, StrapRack tool/stuff holder

Wheels/Tyres

(F) Vittoria Mezcal, 700x44c, tubeless ready / (R) Vittoria Mezcal, 700x44c, tubeless ready

Wheel Size

700c

Brakes

Shimano GRX 820 hydraulic disc, 160/160mm MT800/RT76 rotors

Brake Levers

Shimano GRX 820 hydraulic disc

Handlebar

Cannondale 2 ShortDrop, 7050 alloy, 12 deg flare drop

Stem

Cannondale 2, 6061 Alloy, 31.8, 7°

Headset

Integrated, Carbon, 1-1/8" - 1-1/2"

Saddle

Fizik Terra Argo X5, S-alloy rails

Seatpost

Cannondale DownLow Dropper Post, 27.2, 60/80/100mm travel, shifter-integrated lever

Seatpost Clamp

Integrated

Grips

Cannondale Bar Tape, 3.5mm

Front Hub

Lefty 50, 6-Bolt

Rear Hub

Shimano TC500, Centerlock Disc, 12x142mm

Rims

DT Swiss G 540, 700c, 28h, 24mm inner width, tubeless ready

Spokes

Stainless Steel, 14g

Exterior Features

StrapRack tool/stuff holder