Monkeypimp Mountain [CONTEST MY ENTRY] Overloaded Wheels

Overloaded Big Wheels and Balance-Bug-Wheel Spin whithout Energy

Rules
No altering of Pimp Mountain or level attributes.
Remove example vehicle (and associated electronics)
You can remove finish line & sensor if you wish.
Max 3 wheels.
Must be automatic, no user controls.
No gravity alterations.
No flying.
No thrusters/rockets/fans.
Must be a derivative of this level.
Derivatives allowed by contest end.
No lua.
No stabilisers.

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About the example vehicle..

The car's suspension automatically alters it's geometry to suit ascent/descent & applys braking force upon descent.

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You have 4 weeks to submit an entry although I'll declare winners sooner if everyone who wants to enter has entered.