Surface604Bikes
Surface604 - Werk
Surface604 - Werk
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Werk · Bafang 500W Hub · 48V 20Ah · Shimano Alivio 9-Speed · 27.5" · Cargo Frame
Surface 604 Werk
Built to haul. Front and rear rack mounts, reinforced frame, wider 2.6" tires, and the same 960 Wh class-leading battery — for riders who carry loads, not just themselves.
The Surface 604 Werk is a cargo-geometry commuter e-bike built around the same 960 Wh / 48V 20Ah Samsung 21700 platform as the Colt and Rook, but with reinforced battery mounts, a front rack mount, and wider 2.6" tires designed for loaded riding. The one-size M/L frame fits a broad range of riders with an adjustable stem. Bafang 500W geared hub motor, dropout torque sensor, Shimano Alivio 9-speed, Tektro Auriga hydraulic disc brakes. UL 2271 + UL 2849 dual certified. 300 lb / 136 kg weight capacity.
Highlights
Front rack mount — cargo DNA built in
The Werk frame includes reinforced front rack mounts and a welded rear rack as standard. Built for panniers, cargo crates, groceries, and gear — not bolted-on as an afterthought.
2.6" wide tires — stability under load
Wider than the Colt or Rook's 2.4" tires, the 27.5×2.6" Panaracer tires add contact patch and damping when the bike is carrying heavy loads — more planted, less twitchy with weight on the racks.
300 lb / 136 kg weight capacity
Designed for real-world loads. Whether it's a heavy rider, full panniers, or cargo on both racks, the Werk frame is rated for the weight you'll actually put on it.
One-size adjustable frame
A single M/L frame with an adjustable Satori stem fits riders from 5'7" to 6'6". Simplifies stocking and means no size-selection mistakes at point of sale.
Colours
Powertrain
| Motor | Bafang 500W (peaks 750W) Geared Hub Brushless |
| Torque | 65 Nm |
| Drive mode | Dropout torque-sensing pedal assist + thumb throttle |
| Throttle | Thumb push-activated |
| Controller | Surface 604 custom 12 MOS 48V 500W 25Ah Smart Controller |
| Top speed (PAS) | 45 km/h (28 mph) · Class 3 |
| Top speed (throttle) | 32 km/h (20 mph) |
Battery & Range
| Battery | 48V 20Ah / 960 Wh — Samsung lithium-ion 21700 cells |
| Battery weight | 4.65 kg / 10 lbs |
| Certification | UL 2271 (battery) + UL 2849 (complete system) |
| Range | Up to 150 km / 90 mi (eco mode) |
| Charge time | 3–4 hours (full charge from empty) |
Electronics
| Display | Surface 604 colour LCD, 3.5", with USB charging jack |
| Front light | Büchel "Secu Forte" LED — 150 lumens |
| Rear light | Büchel LED rear light |
| Wire harness | 30Ah rated, handles up to 120A (upgraded) |
Drivetrain
| Derailleur | Shimano Alivio 9-speed |
| Cassette | Shimano 11–34T |
| Shift levers | Shimano Alivio 9-speed |
| Chain | KMC 9-speed |
| Crankset | Samox 40T front sprocket |
| Bottom bracket | Samox sealed |
Brakes
| Brakes | Tektro Auriga hydraulic disc — post mount, with motor inhibitors |
| Rotors | 180mm front and rear · 2.34mm thick |
Suspension
| Fork | SR Suntour XCM 27.5 · 80mm travel · thru-axle |
| Rear | Hardtail — no rear suspension |
Wheels & Tires
| Wheel size | 27.5" |
| Tires | 27.5" × 2.6" Panaracer · puncture protection · reflective sidewall |
| Rims | Aluminum alloy double-wall · 27.5" · 13G · 36H |
| Front hubs | Surface 604 aluminum |
Frame & Cockpit
| Frame | 6061 aluminum alloy · straight steerer headtube · custom reinforced battery mounts · internal cable routing · post-mount brakes |
| Stem | Satori Up2 adjustable |
| Handlebar | Promax aluminum · 30mm rise · 15° backsweep · 720mm wide |
| Pedals | Wellgo platform die-cast |
| Saddle | Selle Royal "Essenza Plus" gel · elastomer · relaxed position · 9° adjustable |
| Seat post | 30.4mm |
| Kickstand | Adjustable heavy-duty aluminum |
Sizing
| Sizes | One size (M/L) — adjustable stem |
| Rider height | 5'7"–6'6" (170–198 cm) |
| Weight capacity | 136 kg / 300 lbs |
Weight & Features
| Net weight | 29.48 kg / 65 lbs (with 20Ah battery) |
| Standard accessories | Welded rear rack · front rack mount · chain guard · adjustable kickstand · water bottle bosses |
| Lights | Integrated front + rear (standard) |
| Optional upgrade | SR Suntour NCX suspension seatpost |
| Assembly time | ~20 minutes |
| Warranty | 5-year frame · 2-year components |
| Origin | Designed in Vancouver, Canada |
Surface 604 Werk · 48V 20Ah / 960 Wh · Bafang 500W · Shimano Alivio 9-Speed · 27.5" · Cargo · One Size
- Description
Werk · Bafang 500W Hub · 48V 20Ah · Shimano Alivio 9-Speed · 27.5" · Cargo Frame
Surface 604 Werk
Built to haul. Front and rear rack mounts, reinforced frame, wider 2.6" tires, and the same 960 Wh class-leading battery — for riders who carry loads, not just themselves.
$2,599.00 CAD · 20Ah only960 Wh battery capacity 45 km/h Class 3 PAS speed 29.48 kg total weight Up to 150 km — eco range · 48V 20Ah battery range · eco mode
The Surface 604 Werk is a cargo-geometry commuter e-bike built around the same 960 Wh / 48V 20Ah Samsung 21700 platform as the Colt and Rook, but with reinforced battery mounts, a front rack mount, and wider 2.6" tires designed for loaded riding. The one-size M/L frame fits a broad range of riders with an adjustable stem. Bafang 500W geared hub motor, dropout torque sensor, Shimano Alivio 9-speed, Tektro Auriga hydraulic disc brakes. UL 2271 + UL 2849 dual certified. 300 lb / 136 kg weight capacity.
Highlights
Front rack mount — cargo DNA built in
The Werk frame includes reinforced front rack mounts and a welded rear rack as standard. Built for panniers, cargo crates, groceries, and gear — not bolted-on as an afterthought.
2.6" wide tires — stability under load
Wider than the Colt or Rook's 2.4" tires, the 27.5×2.6" Panaracer tires add contact patch and damping when the bike is carrying heavy loads — more planted, less twitchy with weight on the racks.
300 lb / 136 kg weight capacity
Designed for real-world loads. Whether it's a heavy rider, full panniers, or cargo on both racks, the Werk frame is rated for the weight you'll actually put on it.
One-size adjustable frame
A single M/L frame with an adjustable Satori stem fits riders from 5'7" to 6'6". Simplifies stocking and means no size-selection mistakes at point of sale.
Colours
GreyPowertrain
| Motor | Bafang 500W (peaks 750W) Geared Hub Brushless |
| Torque | 65 Nm |
| Drive mode | Dropout torque-sensing pedal assist + thumb throttle |
| Throttle | Thumb push-activated |
| Controller | Surface 604 custom 12 MOS 48V 500W 25Ah Smart Controller |
| Top speed (PAS) | 45 km/h (28 mph) · Class 3 |
| Top speed (throttle) | 32 km/h (20 mph) |
Battery & Range
| Battery | 48V 20Ah / 960 Wh — Samsung lithium-ion 21700 cells |
| Battery weight | 4.65 kg / 10 lbs |
| Certification | UL 2271 (battery) + UL 2849 (complete system) |
| Range | Up to 150 km / 90 mi (eco mode) |
| Charge time | 3–4 hours (full charge from empty) |
Electronics
| Display | Surface 604 colour LCD, 3.5", with USB charging jack |
| Front light | Büchel "Secu Forte" LED — 150 lumens |
| Rear light | Büchel LED rear light |
| Wire harness | 30Ah rated, handles up to 120A (upgraded) |
Drivetrain
| Derailleur | Shimano Alivio 9-speed |
| Cassette | Shimano 11–34T |
| Shift levers | Shimano Alivio 9-speed |
| Chain | KMC 9-speed |
| Crankset | Samox 40T front sprocket |
| Bottom bracket | Samox sealed |
Brakes
| Brakes | Tektro Auriga hydraulic disc — post mount, with motor inhibitors |
| Rotors | 180mm front and rear · 2.34mm thick |
Suspension
| Fork | SR Suntour XCM 27.5 · 80mm travel · thru-axle |
| Rear | Hardtail — no rear suspension |
Wheels & Tires
| Wheel size | 27.5" |
| Tires | 27.5" × 2.6" Panaracer · puncture protection · reflective sidewall |
| Rims | Aluminum alloy double-wall · 27.5" · 13G · 36H |
| Front hubs | Surface 604 aluminum |
Frame & Cockpit
| Frame | 6061 aluminum alloy · straight steerer headtube · custom reinforced battery mounts · internal cable routing · post-mount brakes |
| Stem | Satori Up2 adjustable |
| Handlebar | Promax aluminum · 30mm rise · 15° backsweep · 720mm wide |
| Pedals | Wellgo platform die-cast |
| Saddle | Selle Royal "Essenza Plus" gel · elastomer · relaxed position · 9° adjustable |
| Seat post | 30.4mm |
| Kickstand | Adjustable heavy-duty aluminum |
Sizing
| Sizes | One size (M/L) — adjustable stem |
| Rider height | 5'7"–6'6" (170–198 cm) |
| Weight capacity | 136 kg / 300 lbs |
Weight & Features
| Net weight | 29.48 kg / 65 lbs (with 20Ah battery) |
| Standard accessories | Welded rear rack · front rack mount · chain guard · adjustable kickstand · water bottle bosses |
| Lights | Integrated front + rear (standard) |
| Optional upgrade | SR Suntour NCX suspension seatpost |
| Assembly time | ~20 minutes |
| Warranty | 5-year frame · 2-year components |
| Origin | Designed in Vancouver, Canada |
Surface 604 Werk · 48V 20Ah / 960 Wh · Bafang 500W · Shimano Alivio 9-Speed · 27.5" · Cargo · One Size
Surface 604 © 2026 Werk Cargo eBikeShare

Note:
Bikes that are prebuilt in store do not have their stock reflected online. We do our best to ensure that the information on this site is up to date and accurate. However, component changes, and stock changes do occur for various reasons at a fast pace and there may be brief delays on site updates. If there is a product you have questions about contact us at info@powerinmotion.ca or call 403-233-8841 to speak with a representative.