Technical Comparative Summary
ToSeven DM01 vs. DM02 Mid-Drives
The ToSeven DM01 and ToSeven DM02 mid-drive motor systems share a common control and mechanical foundation, but they are engineered for distinct application profiles, torque outputs, and power requirements.
ToSeven DM01 Deep Dive
ToSeven DM02 Deep Dive
ToSeven DM01 vs. DM02 Technical Comparison
A Master technical comparison between the high-torque ToSeven DM01 series and the lightweight commuter ToSeven DM02 mid-drive motor series.
| Technical Feature / Specification | ToSeven DM01 Mid-Drive System | ToSeven DM02 Mid-Drive System |
|---|---|---|
| Primary Target Application | High Performance / Heavy Duty / Cargo | Standard Commuter / Utility / Light Trail / Recumbent |
| Rated Output Power Options | 750W, 1000W | 250W, 350W, 500W (USA) |
| System Voltage Options | 48V, 52V | 36V, 48V |
| Peak Output Torque | 160 N·m | 90 N·m |
| Maximum Supported Cadence | 160 rpm | 100 rpm |
| Internal Reduction Ratio | 40.27 : 1 | 53 : 1 |
| Net Motor Assembly Weight | Approx. 5.8 kg (750W) / 6.0 kg (1000W) | Approx. 3.6–3.8 kg (250W/350W) / 3.7–3.9 kg (500W) |
| Bottom Bracket (BB) Widths | 68–73 mm, 100–110 mm, 120 mm | 68–73 mm, 100 mm, 110 mm (No 120 mm variant) |
| Standard Chainring Options | 46T Standard (Optional: 34T–52T) | 42T Standard (Optional: 34T–52T) |
| Carbon Frame Compatibility | Not recommended due to high torque stress | DM02-250 permitted with builder approval; DM02-500 not recommended |
| Shift Sensor Integration | Dedicated Yellow (Female) connector included | Integrated into main EB-Bus cable harness |
| Ingress Protection Rating | IP65 | IP65 |
| Assist Sensing Variants | Cadence-Sensing (DM01) / Torque-Sensing (DM01L) | Cadence-Sensing (DM02) / Torque-Sensing (DM02L) |
Key Technical Distinctions
- Power & Torque Dynamics: The DM01 provides up to 160 N·m of peak torque and 1000W output with a 40.27:1 reduction ratio supporting high cadence up to 160 rpm. The DM02 delivers 90 N·m of peak torque with a 53:1 gear reduction ratio supporting cadences up to 100 rpm.
- Weight & Bottom Bracket Fitment: The DM02 assembly weighs 3.6–3.9 kg (saving over 2.0 kg compared to the 5.8–6.0 kg DM01) and supports BB widths up to 110 mm, whereas the DM01 supports fat bike and heavy cargo frames up to 120 mm.
- Shared Control Architecture: Both mid-drives feature an IP65 waterproof rating, FOC vector drive controllers, and an integrated overrunning clutch for drag-free unassisted pedaling.
Listen to our podcast comparing the DM01 and DM02 MidDrives for commuting.
Equip Your ToSeven Build with Genuine Components
Purchase authentic ToSeven DM01 or DM02 mid-drive conversion kits directly from our official retail outlets.
Purchase authentic ToSeven DM01 or DM02 mid-drive conversion kits directly from our official retail outlets.