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Focus Whistler 3.9

Fork travel
100 mm
Wheels
29″
Drivetrain
1 × 12
Weight
13.7 kg 30.2 lb · Reference configuration not specified
Frame
Aluminum
Brakes
Hydraulic disc

Rider height by size (cm)

Size guide
  • XS 156–166
  • XS 156–166
  • SM 163–174
  • SM 163–174
  • MD 171–182
  • MD 171–182
  • LG 179–189
  • LG 179–189
  • XL 185–195
  • XL 185–195

Components

15 of 20 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

    6061 aluminium, BSA BB, international disc brake standard Not identified

Suspension

1 part
  • Fork

Sizes and geometry

Size explorer

Enter your height to highlight matching ranges.

Size MD

Table
Reach 405mm
Stack 622mm
Wheelbase 1095mm
Head angle 70.0°
Seat angle 74.0°
Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 29″ wheel; exact published values are in the table below.
Size Reported by the manufacturer

Specifications

Frame and fork

Intended fit
  • Unisex
Frame material
  • Aluminum
Bicycle weight
  • 13.7 kg
  • 30.2 lb

Suspension

Suspension configuration
  • Hardtail
Front travel
  • 100 mm

Drivetrain

Derived by Bikelake
Front chainrings
  • 1
Rear sprockets
  • 12

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 2020 builds

Differences across 2020 builds
Specification This bicycle Focus Whistler 3.9 Focus Whistler 3.5 Focus Whistler 3.5 EQP Focus Whistler 3.6 Focus Whistler 3.7 Focus Whistler 3.8
Frame
Bicycle weight 13.7 kg 14.9 kg 16.6 kg 14.7 kg 14.4 kg 14.2 kg
Suspension
Front travel 100 mm 100 mm 100 mm 100 mm Not informed 100 mm
Drivetrain
Front chainrings 1 3 3 3 3 2
Rear sprockets 12 8 8 9 9 10
Smallest sprocket Not informed 12 12 11 11 11
Largest sprocket Not informed 32 32 36 36 36
Other specifications
Fork spring Coil Coil Coil Coil Not informed Not informed
Tire width 2.25″ 2.1″ 2.1″ 2.1″ 2.25″ 2.25″

Other models in this family

6 models

Published versions from the same family and model year.

Focus Whistler 3.9, by Focus

This bicycle

Hybrid

Whistler 3.9

  • Weight: 13.7 kg
  • Suspension: 100 mm
  • Wheel size: 29″
Focus Whistler 3.5, by Focus

Hybrid

Whistler 3.5

Urban / Hybrid

  • Weight: 14.9 kg
  • Suspension: 100 mm
  • Wheel size: 29″
Focus Whistler 3.5 EQP, by Focus

Hybrid

Whistler 3.5 EQP

Urban / Hybrid

  • Weight: 16.6 kg
  • Suspension: 100 mm
  • Wheel size: 29″
Focus Whistler 3.6, by Focus

Hybrid

Whistler 3.6

Urban / Hybrid

  • Weight: 14.7 kg
  • Suspension: 100 mm
  • Wheel size: 29″
Focus Whistler 3.7, by Focus

Hybrid

Whistler 3.7

Urban / Hybrid

  • Weight: 14.4 kg
  • Suspension: Hardtail
  • Wheel size: 29″
Focus Whistler 3.8, by Focus

Hybrid

Whistler 3.8

Urban / Hybrid

  • Weight: 14.2 kg
  • Suspension: 100 mm
  • Wheel size: 29″

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Author Mission, by Author

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Model year: 2020

Author Model year: 2020

Urban / Hybrid

  • Weight: 13.7 kg
  • Suspension: 80 mm
  • Wheel size: 29″
Author Unica 26, by Author

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Model year: 2020

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  • Weight: 13.7 kg
  • Suspension: 80 mm
  • Wheel size: 26″
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  • Weight: 13.7 kg
  • Suspension: 63 mm
  • Wheel size: 700c
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  • Weight: 13.6 kg
  • Suspension: 63 mm
  • Wheel size: 700c
Scott Sub Cross 40 Men, by Scott

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Sub Cross 40 Men

Model year: 2020

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  • Weight: 13.6 kg
  • Suspension: 63 mm
  • Wheel size: 700c
Author Compact, by Author

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Model year: 2020

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Focus Crater Lake 3.9, by Focus

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Model year: 2020

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Urban / Hybrid

  • Weight: 13.6 kg
  • Suspension: 63 mm
  • Wheel size: 700c
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Model year: 2020

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  • Wheel size: 700c
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  • Weight: 13.8 kg
  • Suspension: 63 mm
  • Wheel size: 700c
Focus Crater Lake 3.7, by Focus

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Model year: 2020

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  • Suspension: 63 mm
  • Wheel size: 700c
Merida Crossway 300, by Merida

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Model year: 2020

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Author Horizon ASL, by Author

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Urban / Hybrid

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  • Suspension: 60 mm
  • Wheel size: 700c