Super73 Battery | Battery Rebuild
🔋 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
🔧 Battery Rebuild Service
We rebuild your existing battery using fresh, high-quality cells to restore or increase capacity and performance.
- Full disassembly, rebuild, and testing
- Upgraded capacity options available
- Uses brand new name-brand cells
- Turnaround time: Approximately 14 business days
- Timeline includes the time it takes for us to receive your battery and complete the rebuild
⚡ Custom Battery Builds
Fully custom battery solutions designed to meet your exact specifications. This is ideal for unique applications or when a standard battery will not fit your needs.
- Custom shapes and sizes
- Custom BMS (Battery Management System) configurations
- Choice of cells and performance levels
- Option for enclosed case or raw (naked) pack
- Built specifically for your application
- Turnaround time: Approximately 21 business days
🔋 Battery Packs (Encased)
Battery packs built using one of our in-stock cases. These are a great option if you want a reliable, ready-to-fit solution.
- Uses pre-designed cases from our inventory
- Proven, reliable configurations
- Faster than fully custom builds
- Turnaround time: Approximately 14 business days
🔬 Battery Cells (Individual Cells)
We supply high-quality lithium-ion cells for repairs, upgrades, and custom builds.
- In-stock cells: Ship within 3–6 business days
- Out-of-stock (air shipping): Approximately 10 business days
- Out-of-stock (sea shipping): Approximately 40 days
📦 Shipping & Intake Process
- Place your order or request a quote
- Fill out our Battery Intake Form
- Send in your battery (include charger and key if required)
- We inspect and test your battery
- We contact you with results and recommended options
Important Information
Turnaround times begin once your battery is received and checked into our system.
During high demand periods or for complex builds, timelines may be slightly extended.
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:
4856 Judson Ave Suite 155 Las Vegas, NV 89115
Monday– Thursday, 9:00 AM – 4:00 PM ( Friday 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.
