Grace Battery | Rebuild Service
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
Grace Battery | Rebuild Service
Is your Grace e-bike battery losing power, failing to hold a full charge, or simply underperforming? Don’t replace the entire pack—revive it with our Grace Battery Rebuild Service. We retain your original battery housing, connectors, and mounting hardware while replacing the internal cells with brand-new, high-quality lithium-ion or LiFePO₄ chemistry options—delivering renewed performance and longevity.
Rebuild Options & Chemistry
- Standard Rebuild (Li-Ion) – Restores the battery to its original capacity using premium lithium-ion cells.
- Premium Rebuild (48V 14Ah LiFePO₄) – Upgrade to a more stable chemistry with better cycle life and safety, using 48V 14Ah LiFePO₄ cells (if your pack volume and BMS support it).
What’s Included
- Full replacement of all internal cells with your chosen chemistry
- Inspection, cleaning, and refurbishment of your existing battery housing, wiring, and contacts
- Performance testing, balancing, and validation
- Reuse or upgrade of your original BMS (Battery Management System) as needed
- 90-day rebuild warranty
Grace Models
Our rebuild service supports these Grace e-bike models:
- Grace MX
- Grace MX II
- Grace One
- Grace Easy
- Grace Urban
- Grace T50
- Grace T50 Sport
- Grace T50 Trekking
- Grace RS
- Grace Motor
If you’re unsure whether your battery fits, send us a photo or specification, and we’ll confirm compatibility before you ship.
How It Works
- Place your rebuild order on our site
- Receive shipping instructions along with a battery intake form
- ***Always remember to include your charger when shipping your battery and make sure you fill out the battery intake form. Battery Intake Form
- Ship your original Grace battery housing to our rebuild facility
- Our technicians install new cells, test, balance, and validate your pack
- We ship your rebuilt battery back to you, ready to ride
Typical turnaround: 2–3 weeks after your battery arrives at our facility.
Why Choose Us?
- Specialist experience with Grace battery systems
- Option for LiFePO₄ chemistry, which offers enhanced safety, longer cycle life, and stability
- Eco-conscious solution—reuse your original housing and reduce waste
- Cost-effective alternative to buying a brand-new battery
- Dedicated support and warranty protection
Important Notes
- This is a rebuild service only—we do not sell new Grace battery packs
- You must send in your original battery housing
- Upgraded LiFePO₄ option is only available if your case size, BMS, and wiring allow
- Final pricing depends on battery model, condition, and upgrade options requested
Renew your Grace battery with quality and precision—ride stronger, safer, and longer again with our trusted rebuild 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.
