DeLeo also uses an S.I.B. Varidrive pedal for overdrive and distortion. Analog overdrive/distortion pedals work on similar principles to preamplifier distortion. Each was mated to a 4-speed automatic transmission with a 0.70&colon;1 overdrive gear. He uses various pedals for his overdrive and boost sounds. Reggae chords are typically played without overdrive or distortion. Sisu was among the first to use 5-speed gearbox with overdrive. Transmission options were manual, manual with overdrive, or automatic . Allman currently uses Fuchs Overdrive Supreme amplifiers. Performance was good, and once again overdrive and automatic transmissions were optional. Overdrive and automatic transmissions were offered as optional extras. No more worries in the world of 'amp du jour' about overdrive tone. Optional extras included overdrive and wire wheels. He was given his own signature Fulltone Robin Trower Overdrive in late 2008. Bachman returned to Winnipeg and in 1971 formed Brave Belt which evolved into Bachman-Turner Overdrive. The EP contains heavier covers from Alannah Myles, Triumph, Bachman-Turner Overdrive and April Wine.