Ride Beyond, Reimagined​
TAMBORA AE GX
Specification
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Frameset
FramesetForkSizeFrame ColorDecal Color
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Drivetrain
ShifterCrankCassetteRear DerailleurChain
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Cockpit
SaddleSeatpostHandlebarHandlestemHeadset
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Wheel & Tire
Wheel SetWheel SizeTireRimHubSpokes
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Brake
Brake LeverBrake CaliperRotor
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Electric Parts
MotorSensorBattery
Geometry & Size
| S | M | L | XL | |
|---|---|---|---|---|
| Height (cm) | 150-163 | 163-175 | 175-188 | 188-195 |
| Seat Tube Length (A) | 404 15.91 | 448 17.64 | 492 19.37 | 535 21.06 |
| Seat Tube Angle (B) | 74.5 2.93 | 74 2.91 | 73.5 2.89 | 73 2.87 |
| Effective Seat Tube Angle (C) | 74.5 2.93 | 74 2.91 | 73.5 2.89 | 73 2.87 |
| Head Tube Length (D) | 143 5.63 | 165 6.5 | 200 7.87 | 223 8.78 |
| Head Tube Angle (E) | 70 2.76 | 71.5 2.81 | 71.7 2.82 | 72 2.83 |
| Effective Top Tube (F) | 523 20.59 | 550 21.65 | 580 22.83 | 607 23.9 |
| Bb Height (G) | 283 11.14 | 283 11.14 | 283 11.14 | 283 11.14 |
| Bb Offset (H) | 77 3.03 | 77 3.03 | 77 3.03 | 77 3.03 |
| Chainstay Length (I) | 432 17.01 | 432 17.01 | 432 17.01 | 432 17.01 |
| Wheelbase (J) | 1023 40.28 | 1030 40.55 | 1054 41.5 | 1073 42.24 |
| Frame Reach (K) | 367 14.45 | 381 15 | 395 15.55 | 409 16.1 |
| Frame Stack (L) | 566 22.28 | 592 23.31 | 626 24.65 | 649 25.55 |
| Standover Height (M) | 718 28.27 | 758 29.84 | 799 31.46 | 835 32.87 |
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FAQ
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What is an gravel e-bike?​
Gravel e-bike, especially Tambora AE Series, offers a stability through long road, combined with speed and agile experience for your gravel ride companion with multi-terrain tracks: all-day race, touring ride, long adventure that can handle most roads, sands, and light gravel with a hint of pebble terrain.​
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Can tires be replaced with other tires? If so, what is the maximum size?​
Sure! The tire can be upgraded up to 45c.​
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What is the biggest chainring I can fit?​
The maximum chainring of Tambora AE is 44T .​
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What are the biggest rotors I can fit?​
The biggest rotors for the Tambora AE series are 160 mm.​
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Can you fit mudguards, pannier racks front and back?​
Tambora AE is not compatible for mudguard, pannier, and bike rack. But don’t worry, we still have plenty of room to attach your frame bag.​
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Can I fit a dropper post?​
Yes, with some notes in mind:​
Tambora AE with SRAM build kit can be installed with a wireless dropper post and re-pair the brifter, while Tambora AE with Shimano build kit can be installed with a wire/brifter compatible with the dropper post. ​ -
How much charging power and how long does it take to charge a Tambora AE?​
The Tambora AE comes with fast charging features with 3-4 hours of charging time and battery capacity is 400 wh. This also depends on the condition of the battery and charger.​
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What is the maximum distance of Tambora AE e-bike assist?​
The range of the Tambora AE with assist covers up to 78 km and 119 km with powermore when the battery is full​
Actual mileage may vary due to a number of other factors, such as terrain conditions, load on the bike, and state of the battery.​ -
What is the maximum speed of the Tambora AE?​
Power assist will provide up to a speed of 45 km/h. But don't worry, you can still ride the Tambora AE beyond 45 km/h but without the assistance of a boost assist.​
The speed of e-bikes may vary depending on the regulations of each country.​ -
Can I upgrade it to 2-by?​
No, Tambora AE cannot be ugraded to 2-by.​
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Can I add additional battery for Tambora AE? How big is the battery capacity?​
Yes! Tambora AE comes with BOSCH Performance Line Sprint comes with powermore battery up to 250 wh for extra range.​
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Do you have a Walk Assist mode?​​
Yes, our BOSCH e-bike system includes the 'Hill Hold' feature, which is part of the smart walk assistance. When you need to walk your bike uphill and stop, it won't roll backward; instead, it helps you by automatically stopping.​​
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How can I maximize its pedal assist and the battery lifetime as well?​​
BOSCH Performance Line Sprint drive system provides 4 power modes; Eco, Tour+, Sprint, Turbo. And the BOSCH e-bike Flow app lets you customize the assistance of each mode to your personal preferences (available only in Europe, North-America, Australia, and New Zealand).​​
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What is the maximum load that Tambora AE can accommodate?​
The maximum load that Tambora AE can accommodate is 120 kg.​
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Is there a warranty for Tambora AE?​
The bicycle frame warranty is valid for 5 (five) years from the date of purchase. For batteries and motors, it is valid for 2 (two) years from the date of purchase. Check the Polygon Bikes website for more information.​
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What if the electronic system gets wet?​
Just clean it with a clean cloth until dry.​