Jamis VENTURA A1 2021
2021 Road
Estimate price |
1,249$
Weight | 9.53 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset Sora, FSA -
Suspension Rigid -
Drivetrain 2 × 9 -
Brakes Mechanical Disc
Parts list
Components
Main components, grouped by system.
Bike components
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
Drivetrain
Rear Derailleur
Shimano Sora RD-R3000
Front Derailleur
Sora FD-R3000
Shift Levers
Shimano Sora ST-R3000 Dual Control STI, 18-speed
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
Pedals
Touring platform style, full alloy with toe clips
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 28c
Brakes
Brakes
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
Headset
FSA Integrated, threadless, 1.5 – 1 1/8”
Seat
Saddle
Selle Royal Asphalt with integrated clip system
Seatpost
Ritchey Road, 27.2 x 350mm with alloy clamp
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 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 |
About this model
VENTURA A1 is a Jamis Ventura model. Jamis launched 19 bikes of this model so far. You can easily view all of the Jamis Ventura bikes models from 2021, here.
Model range prices
Jamis VENTURA A2 Designed for Women 2021 is the cheapest bike model and costs 1049$. Jamis VENTURA A1 2021 is the most expensive one and costs 1249$.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Race bikes average price
According to our calculations, the average cost of a Race bike that is reliable is 3350$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Race bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
This bike was released in 2021 and its price was 1249$. If we compare this with the average Race bike cost we notice that the price is 168.21% smaller.
Race bikes average weight
Race bikes weigh an average of 6.82 kg (15.04 lbs). It is a good advantage to have a lighter bike than the average. However, a heavier bike is more efficient on descents.
VENTURA A1 weighs 9.53 kg (21.01 lbs) and is much heavier than the average. In other words, this model is 39.74% heavier than the average Race bike.
Internal Cable Routing
It’s also important to mention the internal cable routing that this bike has. In short, this will allow you to keep your bike cables in great condition. Say goodbye to hanging cables.
Overview of components
Fork material
When it comes to the fork, this bike has a carbon one, so, it is super light and stiff. In conclusion, a carbon fork gives you great control when steering, and is also more forgiving.
Wheels size
When leaving the production line, the VENTURA A1 model has 700c aluminum wheels. These wheels are the most used kind for road bikes in general. However, while they give you great speed and control, these wheels are not so bump-friendly.
Brakes
For your safety, it is important to have quality breaks on your bike. Jamis VENTURA A1 has Mechanical Disc brakes installed. They are much easier to maintain than hydraulic disk brakes. However, they don’t have the stopping power of hydraulic brakes.