Drop-in conversion kits
OE Lithium Conversion Kits
Complete lead-acid to lithium conversions built for one specific cart. Every kit ships with the pack, the OE-fit bracket, the harness, the matched charger and the BMS already paired — no fabrication, no guesswork, no parts list to assemble yourself.
Yamaha G22 (2003-2007) (48V) Fleet Lithium Conversion Kit
- Voltage: 51.2V
- Capacities: 105–210Ah
- Warranty: 10 Year Warranty
Sale priceFrom $2,26700 USD Regular price $2,51943Unit priceStar EV Sirius (All Years) (48V) Fleet Lithium Conversion Kit
- Voltage: 51.2V
- Capacities: 105–210Ah
- Warranty: 10 Year Warranty
Sale priceFrom $2,26700 USD Regular price $2,51943Unit priceFleet Lithium 51 Volt Battery Bundle for Polaris Ranger EV (2010–2024)
- Voltage: 51.2V
- Capacities: 105–210Ah
- Warranty: 10 Year Warranty
Sale priceFrom $2,42900 USD Regular price $2,69900Unit priceBad Boy Buggies 48V Lithium Battery Conversion Kit — Classic, Buggy & XD | Fleet Lithium
- Voltage: 51.2V
- Capacities: 105–210Ah
- Warranty: 10 Year Warranty
Sale priceFrom $2,42900 USD Regular price $2,69900Unit priceBad Boy 1500E MTV 48V Lithium Conversion Kit | Fleet Lithium
- Voltage: 51.2V
- Capacities: 105–210Ah
- Warranty: 10 Year Warranty
Sale priceFrom $2,42900 USD Regular price $2,69900Unit priceAdvanced EV Advent HD 72V Lithium Battery Conversion Kit — Fleet Lithium
- Voltage: 76.8V
- Capacities: 105–168Ah
- Warranty: 10 Year Warranty
Sale priceFrom $3,40200 USD Regular price $3,78027Unit price
Why Fleet Lithium
- Everything in one box — pack, bracket, harness, charger
- Built to OE mounting points for your exact make and model
- 36V, 48V and 72V systems
- 10-year Promise series warranty, ships from the USA
How it works
Confirm your vehicle
Pick your make, model and year in the fitment finder. We only show kits with brackets verified for that build.
Pick your voltage and range
Stay with your cart's system voltage, then size the pack to how far you actually drive. Most owners land on 105Ah.
Install in an afternoon
The bracket, harness, charger and BMS arrive pre-matched. Most conversions take a few hours with hand tools.
- Complete kit, no extra parts
- OE bracket fitment
- Matched lithium charger
- US-based support
- Ships from the USA
Which kit fits my vehicle?
Pick your make, model and year. We show only the kits with brackets and harnesses confirmed for that build — and tell you plainly when something does not fit.
- EZGO
- Club Car
- Yamaha
- Icon
- Advanced EV
- Textron
- Polaris
Vehicle not listed? Send us the model and year and our team will confirm the right kit before you order.
Buyer questions