23/09/2026
JAMIS VENTURA — TECHNICAL SPECIFICATIONS
Build Type: Custom Flat-Bar Road / Fitness Bike
Drivetrain: 1×10 Single Chainring
Complete Weight: 8.6 kg
Component
Specification
Frame
Jamis Ventura Aluminum
Fork
Original Jamis Carbon Fork
Handlebar
Flat Bar
Stem
Alloy
Seatpost
Alloy
Saddle
Sport Saddle
Crankset
Goldix 40T, 165 mm
Chainring
40T Single Chainring
Front Derailleur
None — 1× setup
Shifter
Shimano Tiagra 10-speed
Rear Derailleur
Shimano Tiagra 10-speed
Cassette
Shimano Tiagra 10-speed 11–34T
Chain
Shimano 10-speed
Brake Levers
Shimano Tiagra
Brake Calipers
Shimano Tiagra C-Brake
Front Hub
Novatec A171SB — 20H
Rear Hub
Novatec F172SB — 24H
Wheelset
Novatec A171SB/F172SB
Tires
700×25C, tube type
Drivetrain Range
40T × 11–34T
Gearing
10-speed, 1×10
Complete Weight
8.6 kg
Build Condition
Original / retained:
Jamis Ventura aluminum frame
Jamis carbon fork
Brand new components:
Shimano Tiagra drivetrain
Shimano Tiagra brakes and levers
Goldix 40T/165 mm crankset
Novatec A171SB/F172SB wheelset
700×25C tires
Other installed components
Key Features
1×10 SIMPLE DRIVETRAIN
40T single chainring eliminates the front derailleur for a clean, lightweight setup.
40T × 11–34T GEARING
Good balance between road speed and climbing capability.
8.6 KG COMPLETE
Lightweight custom build suitable for road riding, fitness, commuting and longer rides.
CUSTOM FIT
Configured around your 165 cm rider height and 165 mm crank length.
ROAD TESTED
The completed build has already been road tested with the current components and reported to perform properly.