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Today’s DealsMT BROMO N8
A 29″ aluminum frame full suspension enduro e-bike with high-end components.
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Manufacturer Price
$6,199| Weight | 10.5 lbs (frame) |
|---|---|
| Frame | Aluminum |
| Suspension | Full, 160 / 160mm |
| Fork | Fox Performance Elite Float 38 |
| Shock | Fox Float X2 Performance |
| Wheels | 29″ Aluminum |
| Drivetrain | 1 × 12 |
| Groupset | XT |
| Motor | Shimano 500W 85Nm mid-drive |
| Battery | Shimano 504Wh |
| Brakes | Shimano XT Hydraulic Disc |
| Seatpost | Dropper |
4'11" – 5'5"
5'3" – 5'9"
5'7" – 6'1"
5'11" – 6'5"
None yet.
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Summary
The Polygon MT family, particularly in the enduro category, is praised for its aggressive geometry and suspension performance, offering a comfortable yet nimble ride. Reviews highlight its value and the effectiveness of its Independent Floating Suspension (IFS) design, though some note issues with weight and battery life. Comparisons often place it alongside bikes like the Ibis and Pivot, emphasizing its competitive edge in handling and suspension technology.
Aggressive geometry for a comfortable ride
Highly adjustable, rock-gobbling suspension performance
Excellent value
Independent Floating Suspension (IFS) design
Short chainstays for better maneuverability
Heavy
Battery life is below standards, drains quickly
Suspension requires significant maintenance
Underpowered brakes
Limited range of 504WH battery
Every single number on Mt. Bromo could go toe to toe with any modern 29-inch enduro bike, e- or not.
The Mt Bromo is a big and burly e-MTB with forward-thinking geometry and a totally new, if somewhat head-scratching suspension platform.
The Polygon Mt Bromo is the hardest charging, fastest and confident rig we have ridden in recent memory.
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Apr 2021 · Seb Stott
Polygon's first full-suspension eMTB could hardly be accused of following the crowd.

Apr 2021 · Sspomer
A bump gobbler with a complex suspension system.

Apr 2021
The Polygon Mt Bromo is the brand's first full suspension electric mountain bike. As expected, it features a mighty impressive package for the money. What we didn't expect though was the head-scratching suspension design. So how does it work? And what's it like to ride? Read on for our Polygon Mt Bromo review.
Finger-on-the-pulse geometry
Highly adjustable, rock-gobbling suspension performance
Short rear end boosts agility for such a big bike
Stupendously well-considered & desirable spec for the money
Grippy and tough tyres
Powerful Shimano braking and punchy shifting
Small battery may be a non-starter for some
Shock damper failed
Leaky fork seal
Rear wheel de-tensioning
Frame won't fit a water bottle
| Frame | aluminum Color: Black / Holographic Silver |
|---|---|
| Fork | FOX 38 FLOAT PERFORMANCE ELITE, 160mm TRAVEL, FLOAT 3-POS, P-S, OFFSET: 44mm, BOOST 15x110mm Travel: 160mm Spring Type: Air |
| Shock | FOX, Float X2, Air Spring, P-SE,A,2POS-ADJ, 205x65mm Trunion E2E Travel: 160mm |
| Bottom Bracket | SHIMANO DU-EP800 |
| Headset | ZERO STACK (ZS) THREADLESS, ZS 44/28.6 | ZS 56/40 |
| Stem | Entity Expert Alloy, Barbore: 35mm |
| Handlebar | ENTIT BROMO ALLOY, W; 780mm, BB: 35mm, R/D: 25mm, B: 9degree |
| Saddle | ENTITY SADDLE, CR-MO ø7mm |
| Seatpost | TRANZ X JD-YSP23JL 150mm TRAVEL, 30.9 x 459mm, 34.9mm Type: Dropper |
| Pedals | FLAT ALLOY W/ REPLACEABLE PIN |
| Rear Derailleur | SHIMANO DEORE XT RD-M8100 DIRECT ATTACH |
|---|---|
| Crank | ALLOY CRANK, 160mm, MAX CHAINRING: 34T |
| Shifters | SHIMANO DEORE XT SL-M8100, 1x12-SPEED TRIGGER |
| Cassette | SHIMANO CS-M6100 10-51T |
| Chain | SHIMANO CN-M6100 |
| Brakes | SHIMANO DEORE XT BR-M8120 W/ ADAPTER Type: Shimano XT Hydraulic Disc |
| Brake Levers | SHIMANO DEORE XT BL-M8100 |
| Rims | 622-35 FOR TYRE 622-54/76 |
|---|---|
| Spokes | ENTITY STAINLESS, BRASS NIPPLE, F: 296/294mm, R: 294/292mm |
| Front Hub | SHIMANO DEORE XT HB-M8110-B BOOST THRU AXLE 15x110mm 32H CL |
| Rear Hub | SHIMANO DEORE XT FH-M8110-B BOOST THRU AXLE 12x148mm 32H CL |
| Tires | SCHWALBE MAGIC MARY EVO 29"x2.60" |
| Disc Rotors | SHIMANO 203mm W/ CENTER LOCK RING |
| Motor | SHIMANO DU-EP800 MID MOTOR |
|---|---|
| Battery | SHIMANO BT-E8035, 504W/H, INTERNAL BATTERY |
First added September 23
Last updated April 15
Not listed for 1,143 days