Pulley & Idler Kit 126-7890 with 120-3335 Belt for Toro 131-4506 / 126-0316 Lawn Mower Accessories

Built for use on Toro model 131 4506, this pulley and idler assembly ships with the 120-3335 belt to restore proper drive and tension for your mower. The kit functions as a direct replacement for multiple part numbers, including 126 7890 and 131 4529, so you get the exact components needed for common repairs. Fitment is not limited to Toro units — it also works with compatible equipment such as ECX200CKC3000 and assemblies referenced by 126-0316. Manufactured to withstand heavy-duty conditions, the set helps maintain continuous mower operation and improves long-term durability.