Crew Battery | Battery Rebuild
🔋 Crew Bikes Battery Rebuild Service
Restore your Crew Bikes battery to peak performance—or upgrade it for more range, stronger output, and longer-lasting rides.
At EMP, we specialize in rebuilding Crew Bikes 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 improve range and reliability, we’ve got you covered.
⚙️ What We Do
We rebuild your existing Crew Bikes battery, replacing all internal cells while maintaining the original fitment and compatibility with your bike.
- Complete internal cell replacement
- Optional capacity upgrades
- Retains original mounting system and connectors
- Fully tested before return shipment
🔧 Crew Bikes Models We Service
We support a wide range of Crew Bikes models. Below are some of the most common:
🟢 Crew Dart Battery Rebuild
A lightweight, urban-focused model designed for everyday commuting.
- Fully serviceable battery platform
- Upgrade options available for increased range
- Maintains sleek, integrated design
Perfect for riders who want: efficient daily commuting with improved battery life
🟢 Crew Dart V2 Battery Rebuild
Updated version with improved performance and refined components.
- Reliable rebuild with upgrade options
- Improved consistency and output
- Maintains factory compatibility
Perfect for riders who want: a modern commuter with extended range
🟢 Crew Step-Through / Cruiser Models
Comfort-focused builds designed for casual and urban riding.
- Smooth, reliable rebuild with upgrade options
- Increased range and ride consistency
- Maintains original fit and finish
Perfect for riders who want: relaxed riding with longer battery life
🟢 Other Crew Bikes Models
We can also service additional Crew Bikes models not listed above.
If you're unsure, simply send us photos of your battery and we’ll confirm compatibility.
🔋 Replacement Cases & Spare Batteries Available
Unlike many other brands, most Crew Bikes batteries utilize a common case that we regularly keep in stock.
- Replacement housings available if your case is damaged
- Option to build a complete new battery or spare unit
- Faster turnaround when using in-stock cases
This makes Crew Bikes one of the few brands where we can often offer both rebuilds and full replacement options.
🔋 Upgrade Options
Don’t just restore—upgrade.
Crew Bikes batteries are excellent candidates for upgrades using premium cells such as Samsung, LG, or Molicel.
Upgrade benefits:
- Increased range per charge
- Improved power delivery and consistency
- Reduced voltage sag under load
- Extended lifespan (typically 3–5 years with proper care)
🧪 Diagnostics & Testing
Every 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 Crew Bikes Batteries
Crew Bikes batteries are generally very serviceable and straightforward compared to more proprietary systems.
- If the issue is related to the BMS or internal electronics, repair options may vary
- In such cases, we’ll provide clear diagnostics and honest next-step recommendations
📦 How the Process Works
1. Fill Out Intake Form
Complete the Battery Service Intake Form
2. Ship Your Battery (optional if purchasing new unit)
Send your battery (charger recommended but optional)
3. Evaluation & Invoice
We inspect and confirm final pricing if not prepaid
4. Rebuild or Build New Pack
Your battery is rebuilt or a new unit is assembled and tested
5. Return Shipment / Pickup
We ship your battery back with tracking or coordinate pickup
⏱ Turnaround Time
- Current estimate: 6–8 weeks (rebuilds)
- Faster turnaround may be available for new builds using in-stock cases
- Expedited service available upon request
💰 Pricing
- Typical rebuild cost: $450 – $650
- New or spare battery builds may vary depending on configuration
- Return hazmat shipping: typically $50–$60
✅ Why Choose EMP?
- U.S.-based battery specialists
- Premium lithium-ion cells only
- Ability to offer both rebuilds AND new replacement units
- Honest diagnostics and transparent communication
- Proven experience across a wide range of e-bike systems
🚫 Please Note
- Rebuild service requires sending in your original battery
- New/spare batteries are available for many Crew Bikes models
- Final compatibility is confirmed prior to build
🔧 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.
