What mileage should I replace my timing belt. I bought the truck at 85.000 miles and now it's at 91,000. I'm not sure if it's been replaced before but should i do it again to be safe?
thanks

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2001 Ranger XLT Step Side 2.5l 4cyl 5spd
K&N Cold Air Intake, Aftermarket Taillights, tonneau bed cover, Dynamax exhaust, shaded corners and 3rd brake light, 8000k hid's, and more to come