Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
MadJax Ascent (All Years) (48V) Fleet Lithium Conversion KitUpgrade Your MadJax Ascent to Fleet Lithium Replace the factory lead acid batteries in your MadJax Ascent with a single, high performance 51V LiFePO4 pack from Fleet Lithium. Complete conversion kit included. Choose Your Capacity Capacity Range Best For 51V 65Ah Up to 27 mi Stock carts only 51V 105Ah Up to 50 mi Daily driving 51V 168Ah Up to 75 mi All day use 51V 210Ah Up to 90 mi Max range 65Ah is for stock motors controllers only. What's Included
Upgrade Your MadJax Ascent to Fleet Lithium
Replace the factory lead-acid batteries in your MadJax Ascent with a single, high-performance 51V LiFePO4 pack from Fleet Lithium. Complete conversion kit included.
Choose Your Capacity
| Capacity | Range | Best For |
|---|---|---|
| 51V 65Ah | Up to 27 mi | Stock carts only |
| 51V 105Ah | Up to 50 mi | Daily driving |
| 51V 168Ah | Up to 75 mi | All-day use |
| 51V 210Ah | Up to 90 mi | Max range |
65Ah is for stock motors/controllers only.
What's Included
- 51V NexGen Fleet Lithium LiFePO4 Battery (selected capacity)
- CH5618 — 58.4V 18A LiFePO4 Smart Charger
- BR5216 — MadJax Ascent Bracket Kit
- AC0219 — AC Power Connector
- CB0917 — Cable Set (35.4")
- Digital State-of-Charge Gauge
- All mounting hardware
Key Specs
- 300A NexGen BMS with 800A peak surge
- Patent-pending fire suppression system
- Built-in cold-weather heater — activates automatically below 32°F
- Bluetooth monitoring
- 10-year warranty — designed and assembled in the USA
Fitment Guide
| OEM | Model | Years | Factory Voltage |
|---|---|---|---|
| MadJax | Ascent | All Years | 48V |
Controller Compatibility
MadJax Ascent models use a 48V controller. The Fleet Lithium 51V pack is compatible. Verify your controller model before ordering.
Will this fit my MadJax Ascent?
Yes. The BR5216 bracket kit provides a factory-fit installation.
Does my controller need reprogramming?
In most cases, no.
Does it work in cold weather?
Yes. Built-in heater activates automatically below 32°F.
*Range estimates are maximums under ideal conditions.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy