At a glance
The 2021 Jamis HELIX A1 is an Cross Country Aluminium / Alloy mountain bike. It sports 27.5" wheels, is priced at $829 USD, comes in a range of sizes, including 14"", 16", 18" and has SR Suntour suspension. The bike is part of Jamis's Helix range of mountain bikes.Where To Buy
Jamis
Jamis HELIX A1Reviews
Specifications
Frameset
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Frame6061 aluminum main tubes, over-sized seat tube, zero-stack head tube, over-sized stays, replaceable derailleur hanger
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ForkSR Suntour XCT 30 HLO 27.5”, coil spring, hydraulic speed lock out adjust, external preload adjustor, 30mm stanchions, aluminum lowers, 100mm travel
Wheels
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WheelsAlex TD26 27.5” double wall rims, 32H, alloy disc hubs, 14G black electroplated spokes
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Wheel Size27.5"
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TiresCST Patrol, 27.5 x 2.25”
Drivetrain
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ChainKMC X9, 9-speed
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CrankForged Alloy, 32T
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Bottom BracketSealed cartridge
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Rear DerailleurmicroSHIFT Advent M6195M 9-speed
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ShiftersmicroSHIFT Advent M8195, 1×9-speed
Components
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BrakesetShimano MT200 hydraulic disc, Shimano RT26 160mm rotors
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HandlebarJamis XC alloy riser, 31.8 x 20mm rise x 680mm
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SaddleJamis ATB Sport Women’s
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SeatpostJamis alloy micro-adjust, 31.6 x 350mm (14”) 400mm (16”/18”)
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StemJamis XC alloy threadless, 31.8 x 10 ̊ rise x 75mm (14”/16”), 90mm (18”)
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GripsKraton
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HeadsetZero-stack internal cup, 8mm cone spacer
FAQ
Q: How much is a 2021 Jamis HELIX A1?
A 2021 Jamis HELIX A1 is typically priced around $829 USD when new. Be sure to shop around for the best price, and also look to the used market for a great deal.
Q: Where to buy a 2021 Jamis HELIX A1?
The 2021 Jamis HELIX A1 may be purchased directly from Jamis.
Q: What size wheels does the 2021 Jamis HELIX A1 have?
The 2021 Jamis HELIX A1 has 27.5" wheels.
Q: What size 2021 Jamis HELIX A1 should I get?
The 2021 Jamis HELIX A1 comes in sizes 14"", 16", 18". After measuring your height, use the size chart below to find the typical Jamis HELIX A1 size for your height. Remember that these sizes are a general guide and bike sizes can vary between riders and bikes. The best way to find your size is to go for a test ride.
| Rider Height (cm) | Rider Height (in) | Frame Size |
|---|---|---|
| 148cm - 158cm | 4'10" - 5'2" | XS |
| 158cm - 168cm | 5'2" - 5'6" | S |
| 168cm - 178cm | 5'6" - 5' 10" | M |
| 178cm - 185cm | 5'10" - 6'1" | L |
| 185cm - 193cm | 6'1" - 6'4" | XL |
| 193cm - 198cm | 6'4" - 6'6" | XXL |
Discussion
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