BULLS Copperhead EVO AM 2 27.5+

2021 MountainTrail Electric bicycle Manufacturer page

BULLS Copperhead EVO AM 2 27.5+, color Black Matt / Jubiläum

Price: Not published

Prices shown first for United States
Europe: €4,149 Last known price
Fork travel: 140 mm
Wheels: 27.5″
Drivetrain: 1 × 11 11–51t
Gear range: 464%
Battery: 400 Wh
Weight: 25.4 kg 56.0 lb · Reference configuration not specified
Frame: Aluminum
Brakes: Hydraulic disc

Sizes

Size guide

41cm
44cm
48cm
54cm

The manufacturer did not publish rider heights for these sizes.

Components

20 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

Alloy Not identified

Electric system

3 parts

Suspension

2 parts

Fork
- Bulls
Rear shock
- SR Suntour
LO-R8-Z11

Drivetrain

5 parts

Cassette
- Shimano Deore CS-M5100-11 11 speeds 11–51t
CS-M5100-11
Chain
- KMC
Crankset
- FSA
Rear derailleur
- Shimano Deore RD-M5100-SGS 11 speeds
RD-M5100-SGS
Shifters
- Shimano Deore SL-M5100-IR 11 speeds
SL-M5100-IR

Brakes

1 part

Brakes
- Shimano BR-MT420
BR-MT420

Wheels and tires

4 parts

Front hub
- Shimano HB-MT400-B
HB-MT400
Rear hub
- Shimano FH-MT400-B
FH-MT400HB-MT400
Rims
- Bulls
Tires
- Vee Tire

Cockpit and contact points

6 parts

Handlebar
- Bulls
Headset
- FSA
Pedals
- Wellgo
ZZE-01M
Saddle
- Bulls
Seatpost
- Limotec
Stem

MTB-i Not identified

Sizes and geometry

4 sizes Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size 44cm

Table

Reach 439mm

Stack 612mm

Wheelbase 1199mm

Head angle 66.5°

Seat angle 74.0°

Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 27.5″ wheel; exact published values are in the table below.

Size Reach Stack

Complete manufacturer geometry table 4 published sizes

Complete manufacturer geometry by size
Measurement
Reachmm	419	439	462	484
Stackmm	612	612	621	630
Top tube lengthmm	595	615	640	665
Seat tube lengthmm	410	440	480	540
Head tube lengthmm	120	120	130	140
Head tube angle	66.5°	66.5°	66.5°	66.5°
Seat tube angle	74°	74°	74°	74°
Chainstay lengthmm	445	445	445	445
Wheelbasemm	1179	1199	1225	1251
Front centermm	734	754	780	806
Bottom bracket dropmm	5	5	5	5
Bottom bracket heightmm	350	350	350	350
Fork rakemm	47	47	46	46
Trailmm	103	103	104	104
Stack/reach ratio	1.46	1.39	1.34	1.30

Not published by the manufacturer: Standover height, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Aluminum
Bicycle weight: 25.4 kg

56.0 lb

Suspension

Suspension configuration: Full suspension
Front travel: 140 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Rear sprockets: 11
Smallest sprocket: 11
Largest sprocket: 51

Wheels and brakes

Wheel configuration: Same size
Brake type: Hydraulic disc

Fit and controls

Seatpost: Dropper seatpost
Shifting: Mechanical

Electric system

Battery capacity: 400 Wh

Additional specifications

Battery: PowerTube 400 Horizontal
Fork spring: Air
Wheel material: Aluminum
Wheel size: 27.5″

Technical analysis

2 measures

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

Front travel

140 mm

This value is within the central range for this class.

Cohort: Mountain / Trail Model year: 2021
Sample: 1,324 bicycles with this information
Coverage: 98.1% of the class

Shifting

Mechanical

53 of 1,346 bicycles with this information use electronic shifting.

Cohort: Mountain / Trail Model year: 2021
Sample: 1,346 bicycles with this information
Coverage: 99.7% of the class

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 2021 builds

Differences across 2021 builds
Specification	This bicycle BULLS Copperhead EVO AM 2 27.5+	BULLS Copperhead E1 27.5	BULLS Copperhead E1 29	BULLS Copperhead E1 Street 27.5	BULLS Copperhead E2 27.5	BULLS Copperhead E2 29
Frame
Bicycle weight	25.4 kg	24.4 kg	24.4 kg	23.3 kg	24.1 kg	24.1 kg
Suspension
Suspension configuration	Full suspension	Hardtail	Hardtail	Hardtail	Hardtail	Hardtail
Front travel	140 mm	100 mm	100 mm	100 mm	120 mm	100 mm
Drivetrain
Rear sprockets	11	9	9	9	9	9
Largest sprocket	51	36	36	36	36	36
Smallest chainring	Not informed	38	Not informed	38	Not informed	Not informed
Largest chainring	Not informed	38	Not informed	38	Not informed	Not informed
Lowest gear	Not informed	29.0 in	Not informed	29.0 in	Not informed	Not informed
Highest gear	Not informed	95.0 in	Not informed	95.0 in	Not informed	Not informed
Cockpit
Seatpost	Dropper seatpost	Rigid seatpost	Rigid seatpost	Rigid seatpost	Rigid seatpost	Rigid seatpost
Other specifications
Battery	Capacity: 400 WhPowerTube 400 Horizontal	Capacity: 400 WhPowerPack 400	Capacity: 400 WhPowerPack 400	Capacity: 400 WhPowerPack 400	Capacity: 400 WhPowerPack 400	Capacity: 400 WhPowerPack 400
Fork spring	Air	Coil	Coil	Coil	Coil	Coil
Suspension	Full suspension	Hardtail	Hardtail	Hardtail	Hardtail	Hardtail
Wheel size	27.5″	27.5″	29″	650b	27.5″	29″