Skip to content

Kellys Mystery 90

Price
Not published
Europe
€1,899 Last known price
Fork travel
100 mm
Wheels
29″
Drivetrain
1 × 12 34t / 10–51t
Gear range
510%
Frame
Aluminum
Brakes
Hydraulic disc

Rider height by size (cm)

Size guide
  • SM 158–170
  • MD 168–179
  • LG 176–187

Components

18 of 22 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part
  • Frame

    KELLYS Dynamic KLC Lite 29, LSG, tapered HT, internal routing, 12x148 mm Boost thru axle Not identified

Suspension

1 part
  • Fork

Sizes and geometry

3 sizes

Size explorer

Enter your height to highlight matching ranges.

Size Reported by the manufacturer

Geometry not published

The manufacturer lists these sizes without frame measurements, so there is no drawing or geometry table.

Specifications

Frame and fork

Intended fit
  • Unisex
Frame material
  • Aluminum

Suspension

Suspension configuration
  • Hardtail
Front travel
  • 100 mm

Drivetrain

Derived by Bikelake
Front chainrings
  • 1
Smallest chainring
  • 34
Largest chainring
  • 34
Rear sprockets
  • 12
Smallest sprocket
  • 10
Largest sprocket
  • 51
Lowest gear
  • 19.3 in
Highest gear
  • 98.6 in

Technical analysis

2 measures

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Front travel

100 mm

This value is within the central range for this class.

Cohort
Mountain / Cross-country Model year: 2025
Sample
1,508 bicycles with this information
Coverage
87.8% of the class

Shifting

Mechanical

222 of 1,648 bicycles with this information use electronic shifting.

Cohort
Mountain / Cross-country Model year: 2025
Sample
1,648 bicycles with this information
Coverage
95.9% of the class

Gearing

Estimated speeds at 80 rpm

This bicycle

Lowest gear
7.4 km/h
Highest gear
37.8 km/h

Total gear range 510%

Pedaling rhythm
80rpm
40
60
80
100
120

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2025 builds

Differences across 2025 builds
Specification This bicycle Kellys Mystery 90 Kellys Mystery 30, 27.5" Kellys Mystery 30, 29" Kellys Mystery 50, 27.5" Kellys Mystery 50, 29" Kellys Mystery 70
Drivetrain
Smallest chainring 34 32 32 32 32 34
Largest chainring 34 32 32 32 32 34
Lowest gear 19.3 in 17.3 in 18.2 in 17.3 in 18.2 in 19.3 in
Highest gear 98.6 in 88.0 in 92.8 in 88.0 in 92.8 in 98.6 in
Other specifications
Bottom bracket standard BSA Not informed Not informed Not informed Not informed Not informed
Tire width 54c 2.25″ 57c 2.25″ 57c 54c
Wheel size 29″ 27.5″ 29″ 27.5″ 29″ 29″

Other models in this family

8 models

Published versions from the same family and model year.

Kellys Mystery 90, by Kellys

This bicycle

Cross-country

Mystery 90

  • Suspension: 100 mm
  • Wheel size: 29″
Kellys Mystery 30, 27.5", by Kellys

Cross-country

Mystery 30, 27.5"

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 27.5″
Kellys Mystery 30, 29", by Kellys

Cross-country

Mystery 30, 29"

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 29″
Kellys Mystery 50, 27.5", by Kellys

Cross-country

Mystery 50, 27.5"

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 27.5″
Kellys Mystery 50, 29", by Kellys

Cross-country

Mystery 50, 29"

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 29″
Kellys Mystery 70, by Kellys

Cross-country

Mystery 70

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 29″
Kellys Mystery 70, 27.5", by Kellys

Cross-country

Mystery 70, 27.5"

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 27.5″
Kellys Mystery 70, 29", by Kellys

Cross-country

Mystery 70, 29"

Mountain / Cross-country

  • Suspension: 100 mm
  • Wheel size: 29″

Similar bicycles

Same category, closest configuration.

TSW Hunch 16v, by TSW

TSW

Hunch 16v

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.8 kg
  • Suspension: Hardtail
TSW Hunch SR 16v, by TSW

TSW

Hunch SR 16v

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.8 kg
  • Suspension: Hardtail
TSW Nuuk RS Deore, by TSW

TSW

Nuuk RS Deore

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.3 kg
  • Suspension: Hardtail
TSW Nuuk SR Deore, by TSW

TSW

Nuuk SR Deore

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.3 kg
  • Suspension: Hardtail
TSW Nuuk SR NX, by TSW

TSW

Nuuk SR NX

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.2 kg
  • Suspension: Hardtail
TSW Stamina 18v Alivio, by TSW

TSW

Stamina 18v Alivio

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.4 kg
  • Suspension: Hardtail
TSW Stamina Cues 9v, by TSW

TSW

Stamina Cues 9v

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Suspension: Hardtail
TSW Stamina Cues 9v, by TSW

TSW

Stamina Cues 9v

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 15.2 kg
  • Suspension: Hardtail
TSW Yukon RS Deore Di2, by TSW

TSW

Yukon RS Deore Di2

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Suspension: Hardtail
TSW Yukon RS Deore, by TSW

TSW

Yukon RS Deore

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.4 kg
  • Suspension: Hardtail
TSW Yukon SR Deore, by TSW

TSW

Yukon SR Deore

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.1 kg
  • Suspension: Hardtail
TSW Yukon RS 200 GX, by TSW

TSW

Yukon RS 200 GX

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 13.0 kg
  • Suspension: Hardtail
TSW Yukon RS 500 GX, by TSW

TSW

Yukon RS 500 GX

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 13.0 kg
  • Suspension: Hardtail
TSW Yukon RS NX, by TSW

TSW

Yukon RS NX

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Weight: 14.0 kg
  • Suspension: Hardtail
TSW Yukon S1000 T-type, by TSW

TSW

Yukon S1000 T-type

Model year: 2025

TSW Model year: 2025

Mountain / Cross-country

  • Suspension: Hardtail