Super73 Battery | Battery Rebuild
36V NAKED PACK DIMENSIONS
All sizes below include holders, insulation, heat-shrink, wiring, and side-mounted high-current BMS allowance.
| Config | Capacity (Ah) | Cell Count | Dimensions (L × W × H, in) | Dimensions (mm) | Max Continuous (A) | Notes |
|---|---|---|---|---|---|---|
| 10S3P | 15Ah | 30 | 8.9 × 2.8 × 3.3 | 226 × 71 × 85 | 100A | Compact commuter |
| 10S4P | 20Ah | 40 | 8.9 × 3.7 × 3.3 | 226 × 94 × 85 | 120A | Good range upgrade |
| 10S5P | 25Ah | 50 | 8.9 × 4.6 × 3.3 | 226 × 117 × 85 | 150A | Mid-capacity |
| 10S6P | 30Ah | 60 | 8.9 × 5.5 × 3.3 | 226 × 140 × 85 | 180A | Balanced build |
| 10S7P | 35Ah | 70 | 8.9 × 6.4 × 3.3 | 226 × 163 × 85 | 200A | High power |
| 10S8P | 40Ah | 80 | 8.9 × 7.3 × 3.3 | 226 × 186 × 85 | 220A | Fleet / commuter |
| 10S9P | 45Ah | 90 | 8.9 × 8.2 × 3.3 | 226 × 209 × 85 | 250A | Heavy duty |
| 10S10P | 50Ah | 100 | 8.9 × 9.1 × 3.3 | 226 × 232 × 85 | 300A | Max 36V build |
- Free worldwide shipping
- In stock, ready to ship
- Backordered, shipping soon
🔋 Super73 E-Bike Battery Rebuild Service
Restore your Super73 battery to peak performance—or upgrade it for more range, stronger output, and longer-lasting rides.
At EMP, we specialize in rebuilding Super73 e-bike batteries using premium lithium-ion cells and precision assembly. Whether your battery is no longer holding a charge or you’re looking to extend your ride time, we’ve got a dependable solution.
⚙️ What We Do
We rebuild your existing Super73 battery, replacing all internal cells while maintaining the original case, fitment, and compatibility with your bike.
- Complete internal cell replacement
- Optional capacity upgrades
- Retains original mounting system and connectors
- Fully tested before return shipment
🔧 Super73 Models We Service
We support a wide range of Super73 models. Below are some of the most common:
🟢 Super73 S1 Battery Rebuild
One of the original Super73 models with a more straightforward battery system.
- Fully serviceable battery platform
- Upgrade options available for increased range
- Reliable and proven rebuild results
Perfect for riders who want: extended range on a classic Super73 platform
🟢 Super73 S2 Battery Rebuild
A popular modern model with improved performance and design.
- Rebuild and upgrade options available
- Maintains factory fitment and compatibility
- Improved output and consistency
Perfect for riders who want: better performance and longer ride time
🟢 Super73 Z-Series Battery Rebuild
Compact and lightweight models designed for urban riding.
- Efficient rebuild with optional upgrades
- Maintains compact battery design
- Improved range and battery longevity
Perfect for riders who want: lightweight performance with better battery life
🟢 Super73 R / RX (Older Style Packs Only)
Earlier versions with serviceable battery configurations.
- Rebuild options available depending on battery type
- Upgrade paths for increased capacity
- Requires verification prior to service
Perfect for riders who have: earlier-generation R-series batteries
🔴 Super73 RX (New “Gas Tank” Style Battery) – Limited Service Only
The newer RX models with the gas tank-style battery use a proprietary system that significantly limits rebuildability.
- ❌ Full rebuilds are typically NOT possible
- ⚠️ BMS commonly prevents proper rebuilding or cell replacement
- ✅ Minor servicing or evaluation may still be available
If you have this battery, we recommend contacting us first with photos so we can confirm available options.
🟢 Other Super73 Models
We can also service additional Super73 models not listed above.
If you're unsure which version you have, simply send us photos and we’ll help identify it.
🔋 Upgrade Options
Don’t just restore—upgrade.
Super73 batteries (serviceable models) are excellent candidates for upgrades using premium cells such as Samsung, LG, or Molicel.
Upgrade benefits:
- Increased range per charge
- Improved power delivery and acceleration
- Reduced voltage sag under load
- Extended lifespan (typically 3–5 years with proper care)
🧪 Diagnostics & Testing
Every serviceable battery goes through a comprehensive in-house process:
- Initial inspection and diagnostics
- Precision rebuild with matched cells
- BMS functionality evaluation
- Full charge/discharge testing before shipment
⚠️ Important Notes on Super73 Batteries
Super73 batteries vary significantly by generation.
- Older models are generally fully serviceable and upgradeable
- Newer models (especially RX gas tank style) may have limited or no rebuild capability due to proprietary BMS systems
- We always verify compatibility before proceeding
📦 How the Process Works
1. Fill Out Intake Form
Complete the Battery Service Intake Form
2. Ship Your Battery
Send your battery (charger recommended but optional)
3. Evaluation & Confirmation
We verify compatibility and confirm pricing
4. Rebuild & Test (if applicable)
Your battery is rebuilt and tested
5. Return Shipment
We ship your battery back with tracking information
⏱ Turnaround Time
- Current estimate: 6–8 weeks (serviceable models)
- Evaluation time may vary for newer RX units
- Expedited service available upon request
💰 Pricing
- Typical rebuild cost: $400 – $699
- Final cost depends on battery type and upgrade level
- Return hazmat shipping: typically $50–$60
✅ Why Choose EMP?
- U.S.-based battery specialists
- Premium lithium-ion cells only
- Honest diagnostics—no guesswork
- Transparent about which Super73 models can and cannot be rebuilt
- Proven experience across multiple Super73 generations
🚫 Please Note
- This is a battery rebuild service, not a new battery purchase
- Not all Super73 batteries are rebuildable
- We DO carry complete replacements for certain models - Inquire With Us
- Compatibility must be confirmed prior to service
Processing Time
- Most in-stock batteries ship within 3–5 business days.
- Custom rebuilds and special orders may take 7–14 business days before shipping.
Shipping Method
- All batteries are shipped via ground service only (FedEx or UPS) in compliance with DOT and IATA regulations for lithium batteries.
- Expedited air shipping is not available for lithium battery products.
Delivery Time
- Ground shipping typically takes 3–7 business days within the U.S.
- Tracking information will be provided as soon as your order ships.
Local Pickup
- Pickup is available at our Las Vegas facility:
6585 S Arville St, Las Vegas, NV 89118
Monday–Friday, 9:00 AM – 5:00 PM (by appointment).
Returns
- Returns are accepted within 14 days of delivery on unused, unopened batteries.
- For rebuilds and custom packs, all sales are final unless defective.
Important Notes
- Shipping is limited to the continental United States.
- Customers are responsible for providing a valid shipping address — carriers cannot deliver to P.O. Boxes.
- Signature may be required at delivery for higher-value battery orders.
