
How to Measure Chainsaw Chain Pitch
Measure from the center of one rivet to the center of the third consecutive rivet, then divide that distance by two. Use the result to identify the chain pitch and confirm it before choosing a replacement.

Measure from the center of one rivet to the center of the third consecutive rivet, then divide that distance by two. Use the result to identify the chain pitch and confirm it before choosing a replacement.
Count the pointed drive links that run along the chain’s underside—not the cutters or connecting straps. Use a simple marking method to keep track of the total, then check the guide bar marking if available.