🔋 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

Super73 Battery Rebuilds

Super73 Battery | Battery Rebuild