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Another win in the desert! Altis Sigma and Arctic Leopard EX 800 take first and second on Sirris suspension at the Biltwell 100. 

New Bonnell high-performance electric dirt bikes revealed. The next generation of e-Moto coming 2025 with Sirris suspension.

Altis Sigma and Arctic Leopard EX 800 equipped with custom Sirris F43 suspension forks make history.

Josh Hill and crew racing hard on Sirris equipped Surron Ultra Bees at the Red Line Oil Arenacross race in Shelbyville TN. 

A game-changing short travel race fork is coming soon.

E-Bikes, Hitting Big Jumps, & More! | Josh Hill on the SML Show talks about pushing the limit of E-moto capability with Sirris suspension.