Bike Archive
TAMBORA AE GX
TAMBORA AE GX 2025
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503204
Our new evolution in a gravel bike! Inspired by the Tambora gravel to all-road series, the new Polygon Tambora AE GX gravel e-bike will unlock more power at any terrain, at any speed with the BOSCH e-bike system. Spend less time breaking any wind, any obstacle, or any climbs at double speed – effortlessly. Featuring an ACX carbon gravel frame and fork for optimal performance. A perfect companion for a tough-competitive ride, or leisure fun gravel ride.
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 |
