VENTURA A1
Jamis
Race
VENTURA A1 is an alloy race road bike (2024), by Jamis, from the Ventura lineup. This model is best for a wide range of riders thanks to its fit flexibility, leaning toward a balanced riding position, while being best matched to paved roads. Based on the metrics, key strengths are strong value-for-money versus many similar bikes, good fit flexibility for dialing in rider position, and a balanced aero profile for mixed road priorities. Use MatchBikes.com to compare this bike with nearby race options.
6.1
Rating

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Score Summary
Performance
5.1
Value
9.9
Fit
6.1
Performance
Built for speed and efficiency
Speed
6.1
Medium
Climbing Efficiency
4.1
All-Rounder
Aerodynamics
7.3
Balanced Aero
Fit
Dialed-in Fit & Comfort
Riding Position
5.8
Balanced
Fit Flexibility
8.4
Adjustable
Ride Comfort
3.7
Balanced
Value
Value for Money
9.9
Exceptional Value
Surface Range
Road OnlySpecifications
General
Brand
Jamis
Model
VENTURA A1
Year
2024
Price
$1,299
Weight
9.53 kg
Category
Road
Sub Category
Race
Groupset
Sora
Frame
Frame
Size Specific Design double-butted 6061 aluminum compact sloping top tube frame design with with redesigned rear triangle, SST tubing diameters and internal cable guides, 1 1.5 – 1 1/8” tapered head tube, butted seat tube for 27.2 seat post, flat mount disc brake mount, replaceable derailleur hanger and fender/rack eyelets
Suspension Fork
Jamis Performance ECO carbon composite with carbon steerer, 1.5” hollow formed crown, monocoque one-piece forming technology, carbon dropouts with stainless tabs, flat mount disc brake mount with internal cable routing, exposed fender eyelets
Suspension Type
Rigid
Drivetrain
Shift Levers
Shimano Sora ST-R3000 Dual Control STI, 18-speed
Rear Derailleur
Shimano Sora RD-R3000
Front Derailleur
Sora FD-R3000
Cassette
Shimano HG201 9-speed, 11-32T
Crank
FSA Vero, 50/34T, 170mm (48/51), 172.5mm (54/56), 175mm (58/61)
Bottom Bracket
FSA sealed cartridge, 68 x 110.5mm
Chain
KMC Z9
Wheels
Rims
Alex ATD 470 disc specific rims with TCS (Tubeless Compatible System), 32H, Joytec 6-bolt alloy hubs with QR and 14g stainless steel spokes
Tires
Vittoria Zaffiro, 700 x 30c
Brakes
Brake Type
Mechanical Disc
Brake Description
Tektro Lyra mechanical disc brakes and Shimano Sora ST- R3000 STI levers
Cockpit
Stem
Ritchey 4-Axis, 3D forged 6061 alloy, 6 ? x 90mm (48/51), 100mm (54/56), 120mm (58/61)
Handlebar
Ritchey Logic, 6061 aluminum, 31.8 x 400mm (48/51) 420mm (54/56), 440mm (58/61)
Grips
Jamis suede tape with gel
Seat
Saddle
Selle Royal Asphalt with integrated clip system
Seatpost
Ritchey Road, 27.2 x 350mm with alloy clamp
Geometry
| Measurement | 44cm | 48cm | 48cm | 51cm | 51cm | 54cm | 54cm | 56cm | 58cm | 61cm |
|---|---|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.455 mm | 1.475 mm | 1.482 mm | 1.524 mm | 1.515 mm | 1.547 mm | 1.528 mm | 1.59 mm | 1.608 mm | 1.637 mm |
| Bottom Bracket Height | 265 mm | 265 mm | 267 mm | 267 mm | 267 mm | 268 mm | 268 mm | 268 mm | 270 mm | 270 mm |
| Front Center | 579 mm | 583 mm | 582 mm | 595 mm | 585 mm | 590 mm | 586 mm | 587 mm | 599 mm | 610 mm |
| Rake | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm |
| Trail | 69 mm | 70 mm | 63 mm | 63 mm | 59 mm | 64 mm | 64 mm | 57 mm | 59 mm | 59 mm |
| Stack | 521 mm | 531 mm | 538 mm | 561 mm | 553 mm | 580 mm | 570 mm | 598 mm | 616 mm | 635 mm |
| Reach | 358 mm | 360 mm | 363 mm | 368 mm | 365 mm | 375 mm | 373 mm | 376 mm | 383 mm | 388 mm |
| Top Tube Length | 491 mm | 505 mm | 505 mm | 521 mm | 526 mm | 537 mm | 548 mm | 559 mm | 571 mm | 582 mm |
| Seat Tube Angle | 76 ° | 75 ° | 75.5 ° | 75 ° | 74 ° | 74.5 ° | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 440 mm | 480 mm | 480 mm | 510 mm | 510 mm | 540 mm | 540 mm | 560 mm | 580 mm | 610 mm |
| Head Tube Angle | 70 ° | 70 ° | 71 ° | 71 ° | 71.5 ° | 72 ° | 72 ° | 73 ° | 73 ° | 73 ° |
| Head Tube Length | 115 mm | 125 mm | 130 mm | 155 mm | 145 mm | 170 mm | 160 mm | 185 mm | 205 mm | 225 mm |
| Chainstay Length | 415 mm | 415 mm | 415 mm | 415 mm | 415 mm | 420 mm | 420 mm | 420 mm | 425 mm | 425 mm |
| Wheelbase | 984 mm | 988 mm | 987 mm | 1000 mm | 990 mm | 1001 mm | 996 mm | 998 mm | 1015 mm | 1026 mm |
| Bottom Bracket Drop | 71 mm | 71 mm | 69 mm | 69 mm | 69 mm | 68 mm | 68 mm | 68 mm | 66 mm | 66 mm |
| Standover Height | 708 mm | 729 mm | 734 mm | 767 mm | 764 mm | 786 mm | 779 mm | 803 mm | 821 mm | 838 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 |




























































