Trek District+ 4
The District+ 4 is a sleek and capable city e-bike with rugged durability and top-end comfort. Its frame integrates the batteries inside the downtube and comes with four battery capacity options, ranging from 400 Wh to 800 Wh, so you can choose what's right for your commute. The District+ 4 features a belt drive for low maintenance durability. Bosch's new smart system allows your bike to pair with your smartphone for tracking activities, mapping rides and more.
*Please note – spec applies to all sizes unless listed separately
Frameset
| Frame | High-performance hydroformed alloy, Removable Integrated Battery, internal cable routing, Motor Armour, post-mount disc |
|---|---|
| Fork | SR Suntour NVX30, coil spring, preload adjuster, 100 mm QR, 60 mm travel |
| Max compatible fork travel | 63mm |
Wheels
| Hub front | Alloy, CenterLock disc, 100 mm thru axle |
|---|---|
| Hub rear | Shimano Nexus C7000, 5-speed |
| Rim | Bontrager Connection, double-wall, 32-hole, 20 mm width, Presta valve |
| Spokes | 14 g stainless steel, black |
| Tyre | Bontrager E6 Hard-Case Lite, reflective strip, 27.5x2.40" |
| Max tyre size | 27.5x2.40" |
E-system
| Charger | Bosch standard 4A, 230V, smart system |
|---|---|
| Controller | Bosch Intuvia 100, smart system |
| Computer | Bosch LED remote, smart system |
| Motor | Bosch Performance Line, 250 W, 75 Nm, 20 mph (25 km/h in Europe) |
Drivetrain
| Shifter | Shimano Nexus C7000, 5-speed |
|---|---|
| Crank | ProWheel alloy, 175 mm length |
| Chainring | Gates CDX, 46T |
| Cassette | Gates CDX, 32T |
| Pedal | Bontrager City pedals |
| Max. chainring size | 50T (Gates belt sprocket) |
Components
| Saddle | Bontrager Boulevard |
|---|---|
| Seatpost | Alloy, suspension, 31.6 mm, 300 mm length |
| Handlebar | Alloy, 31.8 mm clamp, 25 mm rise, 630 mm width |
| Grips | Bontrager Satellite Elite, alloy lock-on |
| Stem | Bontrager alloy, 31.8 mm clamp, adjustable rise, Blendr-compatible, 105 mm length |
| Brake | Tektro HD-M275 hydraulic disc |
| *Brake rotor |
Size: L, XL, XXL Shimano EM300, CenterLock, 160 mm |
|
Size: L, XL, XXL Shimano RT10, CenterLock, 160 mm |
|
| Brake Set | Tektro HD-M275 hydraulic disc |
| Rotor size | Max brake rotor sizes: 180 mm front and rear |
Accessories
| *Light |
Size: L, XL, XXL Spanninga SOLO for e-bike |
|---|---|
|
Size: L, XL, XXL Herrmans MR4, 120-lumen LED |
|
| Kickstand | Pletscher Comp Flex 18 |
| Cargo rack | Alloy rear rack, 25 kg max weight |
| *Mudguard |
Size: L, XL, XXL SKS plastic, rear |
|
Trek FX 3 Gen 4 – Substance CyclesSize: L, XL, XXL |
| Weight | L - 26.20 kg / 57.77 lbs (excluding battery) |
|---|---|
| Weight limitSee More | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb). |
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. The prices shown are the manufacturer's suggested retail prices.
RidgebackBike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.Frog
Frequently Asked Questions
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