VENTURA A1
Jamis
Race
VENTURA A1 is an alloy race road bike (2023), by Jamis, from the Ventura lineup. It is best suited to riders who want a sporty road feel without a full race fit, with a sporty riding position, while being best matched to paved roads. Standout strengths from the metrics include 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. If this looks close to what you want, compare this bike on MatchBikes.com against similar models.
6.1
Rating

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Score Summary
Performance
5.2
Value
9.9
Fit
6.1
Performance
Built for speed and efficiency
Speed
6.2
Medium
Climbing Efficiency
4.1
All-Rounder
Aerodynamics
7.3
Balanced Aero
Fit
Dialed-in Fit & Comfort
Riding Position
5.9
Sporty
Fit Flexibility
8.4
Adjustable
Ride Comfort
3.6
Balanced
Value
Value for Money
9.9
Exceptional Value
Surface Range
Road OnlySpecifications
General
Brand
Jamis
Model
VENTURA A1
Year
2023
Price
$1,299
Weight
9.53 kg
Category
Road
Sub Category
Race
Groupset
Sora, FSA
Wheels
700c
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 | 1.45 mm | 1.47 mm | 1.47 mm | 1.52 mm | 1.51 mm | 1.54 mm | 1.52 mm | 1.58 mm | 1.6 mm | 1.63 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 | 527 mm | 537 mm | 544 mm | 567 mm | 559 mm | 586 mm | 576 mm | 604 mm | 622 mm | 641 mm |
| Reach | 364 mm | 366 mm | 369 mm | 374 mm | 371 mm | 381 mm | 379 mm | 382 mm | 389 mm | 394 mm |
| Top Tube Length | 497 mm | 511 mm | 511 mm | 527 mm | 532 mm | 543 mm | 554 mm | 565 mm | 577 mm | 588 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 | 421 mm | 421 mm | 421 mm | 421 mm | 421 mm | 426 mm | 426 mm | 426 mm | 431 mm | 431 mm |
| Wheelbase | 990 mm | 994 mm | 993 mm | 1006 mm | 996 mm | 1007 mm | 1002 mm | 1004 mm | 1021 mm | 1032 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 | 714 mm | 735 mm | 740 mm | 773 mm | 770 mm | 792 mm | 785 mm | 809 mm | 827 mm | 844 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 |




























































