Bajaj Auto updates Chetak scooter range with C25, C30, and C35 series naming structure Prices start at Rs 89,500 for C2501, Rs 99,500 for C3001, and Rs 1.34 lakh for C3501 Top speeds increase to 60 km/h for C2501 and up to 80 km/h for C3501 and C3502 variants