Benelli Tnt 135 Common Problems
Known issues to inspect before buying a used Benelli Tnt 135. What to check and how much repairs cost.
Carburetor clogging and poor idle
MODERATETest cold start, listen for rough idle or hesitation
Fix cost: $30-$80
Electrical gremlins, faulty instrument cluster
MODERATECheck all lights, speedo, and indicator functions work
Fix cost: $50-$200
Chain and sprocket wear from neglect
MINORInspect chain slack, rust, and sprocket teeth condition
Fix cost: $40-$90
Weak or failing battery
MINORTest cold crank, check for slow or hesitant starts
Fix cost: $25-$50
Pre-Purchase Checklist
โCold start the bike before inspecting
โCheck frame for cracks near welds
โInspect fork seals for oil leaks
โVerify service history and mileage authenticity
Decent budget bike, needs consistent basic maintenance