BULLS E-Stream EVO AM 4 27.5+ 2021
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Wheels 27.5"
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Groupset XT, FSA
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Suspension Full
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Motor Brose 90Nm mid-drive
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Battery Supercore 555 horizontal
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Brakes Hydraulic Disc
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Alloy
Suspension Fork
150,0 mm
Rear Shock
FOX Float DPS Performance 3-Pos
Drivetrain
Rear Derailleur
Shimano XT RD-M8100-SGS
Shift Levers
Shimano XT SL M8100 I Spec EV
Cassette
Shimano SLX CS-M7100 10-51T
Crank
FSA CK-745/IS
Chain
Shimano CN-M7100
Pedals
Wellgo ZZE-01M
Wheels
Front Hub
Shimano HB-MT400
Rear Hub
Shimano FH MT510 B BOOST
Rims
BULLS Eccentric 35
Tires
Schwalbe Hans Dampf Evo, SnakeSkin,TLE, Apex, fold, ADDIX Speedgrip
Brakes
Brakes
Shimano XT BR-M8120 Hydraulic Disc Brake
Cockpit
Stem
MonkeyLink AS-ML2
Handlebar
Kalloy HB-RB12W-ENM
Headset
FSA Orbit 1.5ZS (No. 57)
Seat
Saddle
BULLS 1216HRN
Seatpost
Jovial DP-01Z, 30,9mm
Motor & Battery
Motor
Brose Drive S Mag 25/90Nm
Battery
Supercore 555 horizontal
Remote
BLOKS 14D
Fit data
Numbers for sizing and ride feel.
| Size | 41cm | 44cm | 49cm | 54cm |
|---|---|---|---|---|
| Stack Reach Ratio | 1.41 mm | 1.36 mm | 1.35 mm | 1.33 mm |
| Bottom Bracket Height | 348 mm | 348 mm | 348 mm | 348 mm |
| Front Center | 717 mm | 731 mm | 752 mm | 773 mm |
| Trail | 93 mm | 93 mm | 92 mm | 92 mm |
| Stack | 583 mm | 583 mm | 596 mm | 611 mm |
| Reach | 414 mm | 428 mm | 443 mm | 458 mm |
| Top Tube Length | 583 mm | 597 mm | 616 mm | 635 mm |
| Seat Tube Angle | 74 ° | 74 ° | 74 ° | 74 ° |
| Seat Tube Length | 410 mm | 440 mm | 490 mm | 540 mm |
| Head Tube Angle | 67.5 ° | 67.5 ° | 67.5 ° | 67.5 ° |
| Head Tube Length | 110 mm | 110 mm | 125 mm | 140 mm |
| Chainstay Length | 453 mm | 453 mm | 453 mm | 453 mm |
| Wheelbase | 1170 mm | 1184 mm | 1205 mm | 1226 mm |
| Bottom Bracket Drop | 7 mm | 7 mm | 7 mm | 7 mm |
| Wheels | 27" | 27" | 27" | 27" |
About this model
E-Stream EVO AM 4 27.5+ is a Bulls E E Stream model. 73 e-bikes variations carry this model name so far. Take a sneak peek at all Bulls E E Stream e-bikes models from 2021, by clicking here.
Model range prices
BULLS E-Stream EVA 1 27.5+ 2021 is the cheapest e-bike model and costs 3768$. BULLS E-Stream EVO AM 6 27.5+ 2021 is the most expensive one and costs 8122$.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Average price for Trail e-bikes
According to our math, the average price for a trustworthy Trail e-bike is 3365$. However, even if your budget is less than the average, you might still be able to get a top-quality Trail e-bike. As a general rule of thumb, you should always read reviews about the e-bike and its components before buying it to ensure you don’t pay too much.
When BULLS released this model in 2021, its price was 5998$. If we compare this with the average Trail e-bike cost we notice that the price is 78.25% more expensive.
Trail e-bikes average weight
Trail e-bikes weigh an average of 23.7 kg (52.25 lbs). It is a good advantage to have a lighter bike than the average. However, a heavier bike is more efficient on descents.
E-Stream EVO AM 4 27.5+ weighs 25.3 kg (55.78 lbs) and is a bit heavier than the average. In conclusion, the average Trail e-bike weighs 6.75% less than E-Stream EVO AM 4 27.5+.
Overview of components
Wheels
The wheels on E-Stream EVO AM 4 27.5+ are the 27.5″ aluminum type. These wheels will provide you with more control over the e-bike. However, the 27.5″ wheels are less forgiving than the 29″ wheels.
Brakes
Nothing is more important on a bike than its ability to brake properly. BULLS E-Stream EVO AM 4 27.5+ is equipped with Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, your safety is in good hands.
