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Avanti Hammer S1

Travel
130 / 130 mm Fork / rear shock
Wheels
27.5″, 29″
Drivetrain
1 × 12 32t / 11–50t
Gear range
455%
Frame
Aluminum
Brakes
Hydraulic disc

Rider height by size (cm)

Size guide
  • SM 158–171
  • MD 168–180
  • LG 178–189
  • XL 186–199

Components

16 of 21 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

    AL-6061 Ultralight Butted tubing, 130mm travel, cartridge bearing pivots, 1.5" tapered headtube, PF92 BB, 12 x 148m Not identified

    AL-6061

Suspension

2 parts
  • Fork
  • Rear shock

Sizes and geometry

Size explorer

Enter your height to highlight matching ranges.

Size MD

Table
Reach 440mm
Stack 612mm
Wheelbase 1170mm
Head angle 67.5°
Seat angle 75.0°
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

Suspension

Suspension configuration
  • Full suspension
Front travel
  • 130 mm
Rear travel
  • 130 mm

Drivetrain

Derived by Bikelake
Front chainrings
  • 1
Smallest chainring
  • 32
Largest chainring
  • 32
Rear sprockets
  • 12
Smallest sprocket
  • 11
Largest sprocket
  • 50
Lowest gear
  • 18.6 in
Highest gear
  • 84.4 in

Technical analysis

4 measures

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

Front travel

130 mm

This value is within the central range for this class.

Cohort
Mountain / Trail Model year: 2025
Sample
1,808 bicycles with this information
Coverage
97.5% of the class

Lowest gear

18.6 gear inches

This value is within the central range for this class.

Cohort
Mountain / Trail Model year: 2025
Sample
1,382 bicycles with this information
Coverage
74.5% of the class

Gearing

Estimated speeds at 80 rpm

This bicycle

Lowest gear
7.1 km/h
Highest gear
32.3 km/h

Total gear range 455%

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 Avanti Hammer S1 Avanti Hammer 1 Avanti Hammer 2 Avanti Hammer Jnr Avanti Hammer LT1 Avanti Hammer LT2
Suspension
Suspension configuration Full suspension Hardtail Hardtail Full suspension Full suspension Full suspension
Front travel 130 mm 130 mm 140 mm 140 mm Not informed 160 mm
Rear travel 130 mm Not informed Not informed 130 mm Not informed 145 mm
Drivetrain
Smallest chainring 32 30 30 30 32 32
Largest chainring 32 30 30 30 32 32
Rear sprockets 12 10 11 11 12 12
Largest sprocket 50 48 46 42 50 50
Lowest gear 18.6 in 18.1 in 18.9 in 20.7 in 18.6 in 18.6 in
Highest gear 84.4 in 79.1 in 79.1 in 79.1 in 84.4 in 84.4 in
Cockpit
Derailleur hanger Not informed Not informed Not informed UDH Not informed Not informed
Other specifications
Bottom bracket standard BB86/BB92 BSA BSA BSA BB86/BB92 BB86/BB92
Fork spring Air Coil Air Air Air Air
Suspension Full suspension Hardtail Hardtail Full suspension Full suspension Full suspension
Tire width 2.4″ 2.6″ 2.6″ 2.4″ 2.3″ 2.3″
Wheel size 27.5″ / 29″ 29″ 29″ 29″ 27.5″ / 29″ 27.5″ / 29″

Other models in this family

9 models

Published versions from the same family and model year.

Avanti Hammer S1, by Avanti

This bicycle

Trail

Hammer S1

  • Suspension: 130 mm
  • Wheel size: 27.5″/29″
Avanti Hammer 1, by Avanti

Trail

Hammer 1

Mountain / Trail

  • Suspension: 130 mm
Avanti Hammer 2, by Avanti

Trail

Hammer 2

Mountain / Trail

  • Suspension: 140 mm
Avanti Hammer LT1, by Avanti

Trail

Hammer LT1

Mountain / Trail

  • Suspension: Full suspension
  • Wheel size: 27.5″/29″
Avanti Hammer LT2, by Avanti

Trail

Hammer LT2

Mountain / Trail

  • Suspension: 160/145 mm
  • Wheel size: 27.5″/29″
Avanti Hammer S, by Avanti

Trail

Hammer S

Mountain / Trail

  • Suspension: 130/120 mm
Avanti Hammer S2, by Avanti

Trail

Hammer S2

Mountain / Trail

  • Suspension: 130 mm
  • Wheel size: 27.5″/29″
Avanti Hammer S24, by Avanti

Mountain youth

Hammer S24

Youth / Mountain youth

  • Suspension: 160 mm
  • Wheel size: 24″

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