Traxxas ID LiPo - 5800mAh 7.4V 2S 25C - All Models

Yes that will fit as it is listed for all models.

That will take 1 hour.

This depends on what car you are looking to run them in etc, but yes  if they are the correct voltage and size then they will work in most cars but will need an adaptor lead to go from the traxxas plug on the battery to what plug is on the car

No, for that you'd want TRX2820X

Yes that will fit.

Yes

Check the physical dimensions to be sure... it's likely to be too large sorry!

This is to big for the 1/16th models you would need TRX2820X

Yes, this will fit Rustler VXL.

It's hard to quote runtime accurately as it will depend wildy on your driving style, but we'd estimate around 30 mins.

Yes those will fit the Summit

You can use a max of a 2S LiPo in the Rusler XL-5

Please follow guidance at https://traxxas.com/support/Traxxas-Speed-Controls-and-Low-Voltage-Detection-LVD to ensure your ESC has low voltage detection enabled.

We'd estimate 25+ minutes runtime on a Slash 4x4

This will work in the Slash 4x4 no problem

Yes this will fit your Stampede.