FREE shipping on orders over $199

MaxAmps LiPo 9000XL 4S 14.8v Pair for 8S X-Maxx® - Allow 3 weeks

MaxAmps LiPo 9000XL 4S 14.8v Pair for 8S X-Maxx® - Allow 3 weeks

List Price: $649.99
You save $160.00
Price: $489.99
Add to cart

This is the ultimate battery upgrade if you have installed the Traxxas 8S Power-Up kit on your Traxxas X-Maxx or if you have the new 77086-4 model. This is for 1 pair of our 9000XL 4S 14.8V lipo packs. One left side and one right side custom wired to fit the X-Maxx battery compartment perfectly. No tray modifications required.

There is no better pack than this if you're looking for the ultimate combination of power and run time.  Long run times while holding incredible voltage under load.

These packs will make your brushless 8S Traxxas X-Maxx scream! If you're looking for an insane amount of power, these are the packs for you!

Two Lipo 9000mah - 14.8v packs

  • 8S 29.6v Power when run as a pair(55+mph)
  • 36 minutes average run time(9000mah capacity)
  • True 100C rating
  • Lifetime warranty
  • 5C fast charge capable
  • 100% waterproof
  • Built today with factory fresh cells
  • Built with genuine 12awg Deans Ultra wire
  • We add the connector and JST-XH balancing tap for you
  • 162mm x 45mm x 49mm, 804g
13 Product Reviews - Average rating 5 / 5 (Show All)

Click to review this product

If you want the best, look no further

- April 09th 2020

I tested these vs a much cheaper alternative claiming 9400 mah 4s for the xmaxx. The max amp batteries yield Muuuch harder acceleration and over 5 minutes MORE run time vs the competitors battery. I was able to pull off unlimited backflips on the beach wi...

I love working with MaxAmps!

- February 13th 2020

My most recent order was for the second set of XMAXX batteries after I told you how happy I was with the customer service I experienced. Keep up the great work!

Best of the Best

- June 19th 2019

So far I am very happy with batteries.
They are the best from all I have.
Seems like they hold more than 9000 mah.
I get about 1 hr run time on Xmaxx 8S.
Keep up great work!

Great Product

- May 31st 2019

Great batteries.
Get about an hour running time on Xmaxx 8S

Incredible batteries and customer service

- December 27th 2018

I purchased these batteries and experienced a tad bit of swelling on top of one of the batteries. I contacted Maxamps concerning the issue and after a few emails back and forth they had sent me a brand new pair of batteries. I’ve never experienced custo...

Perfect Customer Service

- August 22nd 2018

Picked up a set about a 10 months ago. Simply put, amazing - though they are hard on ESCs with the sustained 100C output and long run times... after a particularly hard bash (BMX track) I had damaged the leading cell in both packs as well as puffed a bit ...

Click to review this product






Accepted Credit Cards