Jamis DXT A1 2021
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Wheels 700c
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Travel Front 75mm
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Fork SunTour
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Groupset microSHIFT Advent
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Suspension Hardtail
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Drivetrain 1 × 9
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Brakes Hydraulic Disc
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Size Specific Design Triple-butted 6061 aluminum with fast back rear triangle, 1 1/8” head tube, internal cable routing, oval chain stays with post mount disc brake with kickstand mount, 34.9mm seat tube, replaceable derailleur hanger and fender/rack eyelets.
Suspension Fork
SR/Suntour NVX HLO, aluminum lowers, coil spring, 28mm stanchions, 1-1/8” steerer, aluminum crown, hydraulic lock out, 75mm travel
Drivetrain
Rear Derailleur
MicroShift Advent Active Motion RD+ with clutch real deraillier
Shift Levers
MicroShift Advent Xpress shifter with bearing, 9-speed
Cassette
MicroShift 11-42T
Crank
SAMOX Alloy forged crank with 32T steel chainring(BCD104). 170mm (15-17”), 175mm (19-23”)
Bottom Bracket
FSA sealed cartridge, 68 x 110.5mm
Chain
KMC Z9
Pedals
Full alloy platform, toe clip attachable
Wheels
Rims
WTB STX i23 TCS (UST Tubeless Compliant System) disc rims, 32H, Joytec disc hubs and 14g stainless steel spokes
Tires
CST Dual Sport Tire, 700 x 42c
Brakes
Brakes
Tektro HD-M275/276 hydraulic disc brakes with 160mm rotors and Tektro brake levers. 15” M276 (83mm reach); 17- 23” M275 (88mm reach)
Cockpit
Stem
Jamis Trekking, 3D forged alloy, 10 ? rise, 90mm (15-17”), 105mm (19/21/23”)
Handlebar
Jamis Riser bar, 6061 double-butted aluminum, 31.8 x 20mm rise x 10 ? sweep x 640mm (15”), 660mm (17-23”)
Grips
Anatomic double density kraton grip with gel
Headset
FSA Internal cup, threadless 1 1/8”
Seat
Saddle
Selle Royal Vivo ERGO
Seatpost
Jamis alloy micro-adjust, 31.6 x 350mm alloy clamp with QR seatpin
Fit data
Numbers for sizing and ride feel.
| Size | 15" | 17" | 19" | 21" | 23" |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.61 mm | 1.62 mm | 1.62 mm | 1.63 mm | 1.63 mm |
| Front Center | 638 mm | 649 mm | 660 mm | 669 mm | 679 mm |
| Rake | 40 mm | 40 mm | 40 mm | 40 mm | 40 mm |
| Trail | 88 mm | 86 mm | 86 mm | 88 mm | 88 mm |
| Stack | 634 mm | 646 mm | 658 mm | 669 mm | 680 mm |
| Reach | 393 mm | 399 mm | 405 mm | 411 mm | 417 mm |
| Top Tube Length | 581 mm | 591 mm | 601 mm | 610 mm | 620 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 381 mm | 432 mm | 483 mm | 533 mm | 584 mm |
| Head Tube Angle | 70.5 ° | 70.5 ° | 70.5 ° | 70.5 ° | 70.5 ° |
| Head Tube Length | 127 mm | 140 mm | 155 mm | 167 mm | 179 mm |
| Chainstay Length | 438 mm | 438 mm | 443 mm | 443 mm | 448 mm |
| Wheelbase | 1069 mm | 1080 mm | 1097 mm | 1106 mm | 1121 mm |
| Bottom Bracket Drop | 60 mm | 60 mm | 57 mm | 57 mm | 57 mm |
| Standover Height | 746 mm | 782 mm | 809 mm | 846 mm | 881 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |
About this model
DXT A1 is a Jamis Dxt model. 33 bikes variations carry this model name so far. Check out the entire range from 2021 of this model, by clicking this link.
Model range prices
Jamis DXT A3 STEP-OVER 2021 is the cheapest bike model and costs 599$. Jamis DXT A1 2021 is the most expensive one and costs 979$.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Average price for Fitness bikes
If you want an acceptable Fitness bike you should know that the average price is 656$. However, you could also get a good Fitness bike even if you pay a lower amount than the average price. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
This bike was released in 2021 and its price was 979$. If we compare this with the average Fitness bike cost we notice that the price is 49.24% more expensive.
Average weight for Fitness bikes
Fitness bikes have an average weight of 11.24 kg (24.78 lbs). Having an easier bike than average will give you a great advantage on climbs. However, a heavier bike will gain more speed on descends.
With a weight of 13.61 kg (30 lbs), Jamis bike is much heavier than average. In other words, this model is 21.09% heavier than the average Fitness bike.
Internal Cable Routing
Another thing to mention, is the internal cable routing of this bike. In conclusion, this helps you too, keep the bike cables in mint condition, and also it looks better. No more cables, surrounding the bike.
Overview of components
Fork
The fork installed on this bike is the SunTour model. The travel on this model is 75mm. Bike forks are great for shock absorption and provide you with a smooth ride. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Fork material
When it comes to the fork, this bike has an aluminum one, which doesn’t add too much extra weight to the bike. However, it is not so stiff as steel or carbon forks are.
Wheels size
As for the wheels, Jamis DXT A1 2021, has a 700c aluminum model. These are the most popular wheels for road, aero, gravel, cyclocross, race, and gravel bikes. However, these wheels don’t perform so well when passing over obstacles.
Brakes
When you want to stop the bike in time, the brakes are vital. The DXT A1 has Hydraulic Disc brakes. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, your safety is in good hands.
