The battery expansion kit from Traxxas allows the installation of larger format battery packs into the Velineon powered Rustler VXL, Bandit VXL, and Stampede VXL. The package includes hardware to raise the electronic speed control mount and battery posts allowing clearance for taller battery p...

This 6 cell pack is built with our new 5000mah cells that are grouped together by voltage and zapped. Upgrade your stock pack with this high capacity version. Great for racers or backyard bashers. Ballistic Performance! 

This 7 cell pack is built with our new 5000mah cells that are grouped together by voltage and zapped. Upgrade from your stock 6-cell pack for increased power. Great for racers or backyard bashers! Ballistic Performance! 

This 7 cell pack is built with our new 5000mah cells that are grouped together by voltage and zapped. We use low resistance battery bars to connect the cells. Upgrade from your stock 6-cell pack for increased power. Great for racers or backyard bashers! ...

This 8 cell pack is built with our new 5000mah cells that are grouped together by voltage and zapped. Upgrade from your stock 6-cell pack and make your vehicle scream. Great for racers and backyard bashers! Ballistic Performance!

This 9 cell pack is built with our new 5000mah cells that are grouped together by voltage and zapped. This new pack is designed to fit perfectly in the stock Traxxas Stampede VXL, Bandit VXL, and Rustler VXL. This pack will give you higher voltage ...

MaxAmps.com brings you the exclusive "Green Series" LiFePO4 battery packs. These new "life" packs will not catch fire or explode from over-charging. In addition to being safer than lipos, they are more robust.

They provide 1000+ usable cycles(4 times longer than lipos) ...

ROAR APPROVED. MaxAmps.com presents the ultimate “Sanction Spec” hard case racing pack. As you racers know, the most important factor for your batteries is voltage under load. This p...

MaxAmps.com presents the ultimate hard case racing pack. As you racers know, the most important factor for your batteries is voltage under load. This pack boasts a 60C rating for all your amp hungry racing setups. It will maintain higher voltage under load than any o...

MaxAmps.com presents the highest capacity 3 cell hard case racing pack on the market today. That means you get to enjoy the insane amount of power that a 3S lipo gives you plus the long runtime you're looking for with 4000mah of capacity. We know you want the bes...

MaxAmps.com brings you the exclusive "Green Series" LiFePO4(LFP) battery packs. These new "life" packs will not catch fire or explode from over-charging. In addition to being safer than lipos, they are more robust.

They provide 1000+ usable cycles(4 times longer than lip...

MaxAmps.com brings you the exclusive "Green Series" LiFePO4(LFP) battery packs. These new "life" packs will not catch fire or explode from over-charging. In addition to being safer than lipos, they are more robust.

They provide 1000+ usable cycles(4 times longer than lip...

Kit includes everything you need to make your Traxxas Rustler VXL scream!

***6500 2S pack w/ VXL Female Plug & Hyperion taps ***Hyperion EOS0606i AC/DC Balance Charger w/ VXL Male Plug ***Lipo Sack

MaxAmps.com presents the ultimate high-capacity hard case pack. Get 60-90 minutes of run time with this pack. Just imagine an entire day of racing on one charge! You can stop DOWNTIME before it stops you.

Kit includes everything you need to run 70mph with your Traxxas Rustler VXL.

***5250 3S pack w/ VXL Female Plug & Hyperion taps ***Hyperion EOS0606i AC/DC Balance Charger w/ VXL Male Plug ***Lipo Sack

Kit includes everything you need to make your Traxxas Rustler VXL scream!

***8000 2S pack w/ VXL Female Plug & Hyperion taps ***Hyperion EOS0606i AC/DC Balance Charger w/ VXL Male Plug ***Lipo Sack

Kit includes everything you need to run 70mph with your Traxxas Rustler VXL.

***6500 3S pack w/ VXL Female Plug & Hyperion taps ***Hyperion EOS0606i AC/DC Balance Charger w/ VXL Male Plug ***Lipo Sack

Kit includes everything you need to run 70mph with your Traxxas Rustler VXL.

***8000 3S pack w/ VXL Female Plug & Hyperion taps ***Hyperion EOS0606i AC/DC Balance Charger w/ VXL Male Plug ***Lipo Sack