Surron Bac4000

This controller made my Surron 197% better... (BAC4000 installation + review)

My Honest BAC4000 Review (for Sur Ron)

Juiced Joyrides

BAC FINALLY O #surron #surronx #bac4000 #72vsurron #upgraded #built #ebike #dirtbike #pitbike

Axoz

Whats the best Controller for SURRON! // BAC vs Torp vs EBMX

Sur-Ron Makes Insane Power Now! BAC 4000

0-60mph Test // 72v Sur Ron BAC4000 // 50mph Wheelie

Surron BAC4000 first impressions (bypassed battery)

Brandon Bikes South Texas

Cheapest Surron Power Upgrade! BAC 4000 Install + Battery Bypass!

More Torque More Fun // 72v Sur Ron BAC4000 Tuning

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Surron BAC4000 Upgrade To KO Controller

Upgraded surron , bac4000 with a standard battery bypassed !

BikeLife Birmingham

Sur Ronster Trailer // 72v Sur Ron Urban Freestyle // BAC4000 15kw eBike

The best BAC 4000 for your Sur Ron X

$1,000 Mistake // Story Time // 72v Sur Ron BAC4000

Sur Ron X BAC4000 Review!

BAC4000 by passed stock battery on SurRon X first ride

Dennis Flores 👽

Surron X BAC4000 by Green Line Engineering. Install tips and first Impressions

Chris Does Everything

80mph Electric Stunt Bike // 72v Sur Ron BAC4000

72V SURRON FIRST IMPRESSIONS // BAC4000 14kw HOTROD EBIKE WHEELIES