Owners of the Ultima SB Dirt Master can refresh handling with the Kyosho UMT501 Tyre Set. These tyres are made for off-road use and balance grip with lasting wear for regular track or race sessions.
The UMT501 compound is formulated to deliver reliable traction across loose and mixed surfaces, helping the Ultima SB remain controllable through varying conditions without rapid degradation.
Specifically compatible with the Ultima SB series, the UMT501 tyres fit cleanly and support steady handling, allowing model upgrades to be completed with minimal fuss.
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