2019 Jamis

DXT STEP-OVER

A 700c aluminum frame fitness bike with mid-range components and mechanical disc brakes.
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Manufacturer Price

$509
Weight31.7 lbs  
FrameAluminum
SuspensionHardtail, 75mm
ForkSuntour NVX
Wheels700c Aluminum
Drivetrain3 × 7
GroupsetTourney
BrakesMechanical Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
DXT STEP-OVER
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Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

30 mph

DXT STEP-OVER

35 mph

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Highest gear

(descending)

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

6061 aluminum formed top and down tube, 1 1/8” head tube, seat stays disc brake mounts, 34.9mm seat tube, replaceable derailleur hanger, fender/rack eyelets and ring lock munt eyelets

Fork

SR/Suntour SF15-NVX-DS, aluminum lowers, coil spring, 28mm stanchions, 1-1/8" steerer, 75mm travel

Travel75mm

Spring TypeCoil

Bottom Bracket

VP sealed cartridge, 68 x 122.5mm

Headset

Internal Cup, threadless, 1 1/8”

Stem

Jamis Trekking, 3D forged alloy, 15˚ rise, Length-60mm (15-17”), 90mm (19-23”)

Handlebar

Jamis Riser bar, double-butted aluminum, 25.4 x 10˚ sweep x 20mm rise x 640mm (15"), 660mm (17-23")

Saddle

Jamis Touring with SL cover

Seatpost

Jamis alloy micro-adjust, 31.6 x 350mm alloy clamp with QR seatpin

TypeRigid

Pedals

Platform style

Grips

MTB Type Grip

Groupset
Rear Derailleur

Shimano TY300

Front Derailleur

TY510 top swing

Crank

Forged alloy crank, 48/38/28T, 170mm (15-17”), 175mm (19-23”)

Shifters

Shimano Rapid Fire SL-EF41, 2-speed

Cassette

Shimano MF-TZ500, 7-speed, 14-34T

Chain

KMC Z51

Brakes

Tektro MD-280 cable-actuated disc brakes with 160mm stainless 6-bolt rotors and Shimano EF41 levers

TypeMechanical Disc

Wheels
Rims

Alex TD26 disc specific double wall alloy rims, 32H, alloy disc hubs with QR and 14g stainless steel spokes

Tires

CST Dual Sport Tire, 700 x 42c

Rider Notes
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Last updated October 17
Not listed for 1,668 days