Boardman ADV 8.9e 2025 - Electric Gravel Bike
The Boardman ADV 8.9e is designed for riders who want to explore beyond tarmac and take on gravel, trails, and long-distance adventures with the added benefit of electric assistance. Its lightweight 6061 alloy frame is built for stability and comfort, featuring mounts for racks and mudguards, making it ideal for bikepacking and commuting.
Key Features:
- Frame: 6061 alloy, lightweight & adventure-ready with rack & mudguard mounts
- Fork: Full carbon, lightweight & compliant for off-road comfort
- Drivetrain: Shimano CUES 1x11-speed, wide-range 11-50T cassette
- Brakes: Shimano BR-U6030 hydraulic disc, 160mm rotors
- Wheels: Boardman alloy, 32H, tubeless-ready for lower rolling resistance
- Tyres: Goodyear Connector 700x40c, gravel-specific tread for grip & speed
- Standout Feature: Hidden intube battery & rear hub motor for a sleek look
- Finance: Available with 0% APR finance
Drive Information:
- Motor: Hyena/Kynamic MRC-E250, rear hub, 250W, 40Nm torque
- Battery: Hyena/Kynamic 36V 7Ah, 252Wh intube battery
- User Interface: LED display with 3 assist levels & walk assist
The Hyena/Kynamic rear hub motor delivers 40Nm of torque, providing a natural and discreet power boost when you need it most. The 252Wh battery, neatly integrated into the frame, offers assistance across three power levels, so you can balance your effort with motor support. The LED display provides clear ride data and easy control over assistance settings.
Equipped with Shimano’s new CUES 1x11 drivetrain, the ADV 8.9e features an 11-50T wide-range cassette, ensuring smooth and efficient shifting across all terrains. The Shimano hydraulic disc brakes provide confident stopping power, even on loose surfaces.
The Goodyear Connector 700x40c tyres, combined with tubeless-ready Boardman alloy wheels, ensure excellent grip, puncture resistance, and comfort on rough tracks. The full-carbon fork absorbs vibrations, enhancing ride comfort on long adventures.
Whether you’re tackling gravel trails, bikepacking routes, or daily commutes, the Boardman ADV 8.9e offers a smooth, reliable, and fun ride with electric assistance, giving you the freedom to explore further and ride longer.
Occasionally, without notice, manufacturers change product design and/or specifications.
| Frame | Adventure, alloy 6061 |
| Fork | Full carbon rigid |
| Headset | Integrated 1-1/8" - 1.5" |
| Stem | Boardman alloy, 80mm(S,M) 90mm(L) 100mm(XL) |
| Bars | Boardman alloy, 400mm(S) 420mm(M,L) 440mm(XL) 16-dgree flare |
| Front Brake | Shimano BR-U6030, hydraulic disc, 160mm disc rotor |
| Rear Brake | Shimano BR-U6030, hydraulic disc, 160mm disc rotor |
| Brake Lever | Shimano CUES ST-U6030 |
| Rear Mech | Shimano CUES RD-U6000 Shadow+ |
| Shifters | Shimano CUES ST-U6030, 11 speed |
| Speed | 11 |
| Rims | Boardman alloy, 32H, tubeless compatible |
| Front Hub | 12mm thru-axle |
| Rear Hub | Kynamic MRC-E250 hub motor |
| Front Tyre | Goodyear Connector, 700x40c, tubeless ready |
| Rear Tyre | Goodyear Connector, 700x40c, tubeless ready |
| Seat Post | Boardman alloy, 27.2mm x 350mm(S,M) 400mm(L,XL) |
| Saddle | Boardman |
| Chainset | Prowheel, 42T, 170mm(S) 172.5mm(M,L) 175mm(XL) |
| Bottom Bracket | Square taper, 73mmx122.5mm, Kynamic dual-sided torque sensor |
| Chain | Shimano CN-LG500, 11 speed |
| Cassette | Shimano CUES CS-LG400, 11-50T, 11 speed |
| Pedals | Alloy, cage |
| Battery Size (WH) | Hyena/Kynamic 36v, 7Ah, 252Wh intube battery |
| Motor | Hyena/Kynamic MRC-E250, rear hub, 250w, 40Nm torque |
| User Interface | Hyena/Kynamic, LED, 3 assist levels, walk assist |
Boardman ADV-E 2025 Size Chart
|
Size |
Height (cm) |
| (S) Small | 160 - 172 cm |
| (M) Medium | 170 - 180 cm |
| (L) Large | 177 - 188 cm |
| (XL) Extra Large | 185 - 195 cm |
What size frame do I need if I am between sizes? - read here
Boardman ADV-E 2025 Geometry Chart
| Size | S | M | L | XL |
|---|---|---|---|---|
| Stack | 554 | 573 | 594 | 608 |
| Reach | 376 | 385 | 393 | 399 |
| Head Tube Length | 125 | 145 | 165 | 180 |
| Head Tube Angle | 70.5° | 70.5° | 71° | 71° |
| Bottom Bracket Drop | 73 | 73 | 73 | 73 |
| Fork Rake/Offset | 50 | 50 | 50 | 50 |
| Chainstay Length | 430 | 430 | 430 | 430 |
| Top Tube Length (horizontal) | 535 | 555 | 575 | 585 |
| Seat Tube Length | 515 | 530 | 555 | 575 |
| Seat Tube Angle | 74° | 73.5° | 73° | 73° |
| Crank Length | 170 | 170 | 175 | 175 |
| Stem Length | 80 | 80 | 90 | 100 |
| Handlebar Width | 400 | 420 | 420 | 440 |
All measurements are in mm unless otherwise stated.
The above table shows the standard geometry for the bicycle as shipped, other geometry configurations may be available with certain bikes. Please contact us via Live Chat to find out more.
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