Bakcou 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
🔋 Bakcou E-Bike Battery Rebuild & Replacement Service
Restore your Bakcou battery to peak performance—or replace it with a brand-new unit built to handle demanding off-road use.
At EMP, we specialize in rebuilding and upgrading Bakcou e-bike batteries using premium lithium-ion cells and precision assembly. Whether your battery has lost capacity or you need a reliable replacement for backcountry riding, hunting, or rugged terrain, we’ve got you covered.
⚙️ What We Do
We offer both battery rebuild services and new replacement battery options for Bakcou systems.
- Complete internal cell replacement (rebuilds)
- Brand-new replacement batteries available
- Optional capacity and performance upgrades
- Retains original mounting system and compatibility
- Fully tested before shipment
🔧 Bakcou Models We Service
We support a wide range of Bakcou e-bike models. Below are some of the most common:
🟢 Bakcou Mule Battery Rebuild / Replacement
A powerful all-terrain model designed for heavy-duty use.
- Fully serviceable battery platform
- Upgrade options available for increased range
- New replacement batteries available
Perfect for riders who need: durability and long-range performance in rugged environments
🟢 Bakcou Storm Battery Rebuild / Replacement
High-performance model built for extreme terrain and steep climbs.
- Supports high-demand riding conditions
- Upgrade options for increased output and capacity
- New battery units available if preferred
Perfect for riders who want: maximum power and reliability
🟢 Bakcou Flatlander Battery Rebuild / Replacement
Versatile model designed for mixed terrain riding.
- Reliable rebuild with upgrade options
- Maintains factory compatibility
- Replacement battery options available
Perfect for riders who want: dependable performance across varied terrain
🟢 Other Bakcou Models
We can also service additional Bakcou models not listed above.
If you're unsure, simply send us photos of your battery and we’ll confirm compatibility.
🔋 New Replacement Batteries Available
Unlike many brands, we offer brand-new replacement batteries for Bakcou systems.
- No need to send your battery in (optional)
- Ideal if your current battery is heavily damaged or you need a spare
- Built with premium cells for improved performance and longevity
This gives you the flexibility to choose between:
- Rebuilding your existing battery, or
- Purchasing a new, ready-to-go replacement unit
🔋 Upgrade Options
Built for riders who demand more.
Bakcou batteries are excellent candidates for performance upgrades using high-quality cells such as Samsung, LG, or Molicel.
Upgrade benefits:
- Increased range for long backcountry rides
- Stronger power delivery under load
- Reduced voltage sag during climbs
- Extended lifespan (typically 3–5 years with proper care)
🧪 Diagnostics & Testing
Every battery—rebuilt or newly built—goes through a comprehensive process:
- Initial inspection and diagnostics (rebuilds)
- Precision assembly with matched premium cells
- BMS functionality evaluation
- Full charge/discharge testing before shipment
⚠️ Important Notes on Bakcou Batteries
Bakcou batteries are generally serviceable, but like many modern systems, they may include smart BMS electronics.
- If the issue is related to the BMS or communication system, repair options may vary
- In such cases, we’ll provide clear diagnostics and honest recommendations
📦 How the Process Works
For Rebuilds:
- Fill out the Battery Service Intake Form
- Ship your battery (charger recommended but optional)
- Evaluation & invoice confirmation
- Rebuild, test, and return shipment
For New Batteries:
- Contact us or place your order
- We confirm compatibility
- Battery is built and tested
- Shipped directly to you or made available for pickup
⏱ Turnaround Time
- Rebuilds: 6–8 weeks
- New battery builds: typically faster depending on configuration
- Expedited options available upon request
💰 Pricing
- Typical rebuild cost: $550 – $650
- New battery pricing varies based on specs and capacity
- Return hazmat shipping: typically $50–$60
✅ Why Choose EMP?
- U.S.-based battery specialists
- Premium, high-performance lithium-ion cells only
- Offers both rebuilds AND brand-new replacements
- Honest diagnostics and transparent communication
- Experience with high-demand, off-road battery systems
🚫 Please Note
- Rebuild service requires sending in your original battery
- New replacement batteries are available for many Bakcou models
- Final compatibility is confirmed prior to build
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.
