Velopedia Bicycle Archive

2024 Jamis Kromo

Original specifications: 26 wheels · 30.5 lbs published weight · geometry for 2 published sizes.

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At a glance

Archive #900001661
Model year
2024
Category
Mountain
Original MSRP
$1,299.95
Sizes
Short, Long
Colors
Mash or Midnight Blue
Weight
30.5 lbs
Geometry
2 manufacturer sizes
In this record
18 specifications · 2 archived images · original MSRP · geometry
Model history 3 other years

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Identification clues

2024 archived details

Published colors
Mash or Midnight Blue
Frame
Steel

Clues, not proof of model year. Colors vary and components may have been replaced.

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Original buildSteel · 26

Manufacturer catalog

Published sizes and colors

2 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

ShortLong

Published colors

Mash or Midnight Blue

Frameset

Frame Construction4130 chromoly, 44mm head tube, ISCG05 chainguide mount, horizontal dropouts
Frame MaterialSteel
ForkManitou Circus Comp, Coil Spring, ABS+ Compression Damping, TPS rebound damping, 32mm stanchions, 20x110mm axle, 100mm travel

Drivetrain

CranksetSamox chromoly 3pc. 170mm cranks, 28T chainring
Bottom BracketSamox
Cassette14T Freewheel
ChainKMC Z1 chain
PedalsAlloy Flat

Brakes

BrakesTektro M275 hydraulic disc, 160mm rear rotor

Cockpit & Contact Points

HeadsetFSA Orbit
HandlebarJamis Alloy 31.8 x 780mm
StemJamis Alloy 45mm stem
SaddleJamis Dirt Jump saddle
SeatpostJamis Alloy 27.2 x 250mm post

Wheels & Tires

WheelsWTB SX25 rims, 32H, Novatec DH61SB 20x110mm front & D256SB rear sealed bearing hubs
Front TireVee XCV 26 x 2.25”
Rear TireVee XCV 26 x 2.25”
Wheel Size26

Geometry

2 sizes · 9 measurements

Frame measurements by size.

All geometry measurements2 sizes · 9 measurements
MeasurementShortLong
Effective top tube580 mm605 mm
Head tube115 mm115 mm
Head-tube angle69°69°
Seat-tube angle72°72°
Chainstay / rear center400 mm400 mm
Wheelbase1050 mm1075 mm
Reach395 mm420 mm
Stack571 mm571 mm
Standover height712 mm712 mm

Dimensions as recorded.

Gearing

Lower gears help on climbs. Higher gears suit higher speeds.

RPM

RPM = pedal turns per minute.

All published sizes28T · 14T
Ratio2.00:1
Estimated speed At 90 RPM Gear14.2 mph

Rear tire: 26×2.25.

How it works

Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.

Speeds are estimates from tire size and pedal cadence. Actual speeds vary.

Try other gearing

Try your current gearingChanged tires or gears? Calculate your setup.

Your changes apply to this calculation. The archived build stays unchanged.

Your gearing setup
Gears

Use up to three front tooth counts, separated by /. For one rear sprocket, enter the same count twice.

Rear tire

Apply the marking on your rear tire or edit its dimensions below. Older or fractional inch sizes need the ISO marking (e.g. 37-590).

For 32-622, width is 32 mm and rim diameter is 622 mm. Use the rear tire on mixed-wheel bikes. Leave both fields empty to compare ratios only.

Gear, dimension and cadence changes update results automatically.

Speeds are estimates. These calculations do not establish component compatibility or available tire clearance.

Parts & serviceability

Find replacement parts

Original specifications
Seatpost · Original
Jamis Alloy 27.2 x 250mm post
Retailer offers
Chain · Original
KMC Z1 chain
Front tire · Original
Vee XCV 26 x 2.25”
More parts (2)Fewer parts
Crankset · Original
Samox chromoly 3pc. 170mm cranks

28T chainring

Headset · Original
FSA Orbit

Based on the original build. Check fit and installed parts before ordering. Affiliate links may earn Velopedia a commission. As an Amazon Associate I earn from qualifying purchases.

Parts and service referenceQuick reference before buying parts

Archived specifications for reference. Check the fitted parts before ordering.

Front tire
Vee XCV 26 x 2.25”
Rear tire
Vee XCV 26 x 2.25”
Seatpost diameter
27.2 mm
Bottom bracket / shell
Samox
Equipment inspection checks 11 checks based on 6 archived component groups Open equipment checksClose equipment checks
0 of 11 checked Progress stays in this browser for this record.

Checks selected from the archived equipment. Confirm what is fitted today. This is not a complete safety inspection; use the full inspection guide before test riding.

Full used-bike inspection guide →

Archived: Frame: 4130 chromoly, 44mm head tube, ISCG05 chainguide mount, horizontal dropouts · Fork: Manitou Circus Comp, Coil Spring, ABS+ Compression Damping, TPS rebound damping, 32mm stanchions, 20x110mm axle, 100mm travel

Archived: Fork: Manitou Circus Comp, Coil Spring, ABS+ Compression Damping, TPS rebound damping, 32mm stanchions, 20x110mm axle, 100mm travel

Archived: Crankset: Samox chromoly 3pc. 170mm cranks, 28T chainring · Bottom bracket: Samox · Cassette: 14T Freewheel · Chain: KMC Z1 chain

Archived: Brakes: Tektro M275 hydraulic disc, 160mm rear rotor

Archived: Wheel size: 26 · Wheels: WTB SX25 rims, 32H, Novatec DH61SB 20x110mm front & D256SB rear sealed bearing hubs · Front tire: Vee XCV 26 x 2.25” · Rear tire: Vee XCV 26 x 2.25”

Controls and contact points

Archived: Headset: FSA Orbit · Handlebar: Jamis Alloy 31.8 x 780mm · Stem: Jamis Alloy 45mm stem · Seatpost: Jamis Alloy 27.2 x 250mm post · Saddle: Jamis Dirt Jump saddle · Pedals: Alloy Flat

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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