Rotary 17653 Hydro SPRING replaces Wright MFG 16420002.

Hydro Belt Idler Spring replaces Wright 16420002. Fits models WS3217KAW, WS3615KAW, WS3617KAW, WS4215KAW, WS4217KAW, WS4817KAW, WS4819KAW and many others.