Replaces OEM:
GB: SN18-63SH
Oregon Ref.: 183SLGD025
Silver Streak: L2631874-4025SS
Stihl: 3003 002 7017, 3003 002 7117, 3003 008 6817

Fits Models:
Stihl: 024, 026, 028, 029, 031, 032, 034, 036, 036QS, 039, 039, 040, 041, 042, 042AV, 044, 045, 046, 048, 056, 064, 066, E15, E20, E220, MS240, MS260, MS261, MS261C, MS270, MS270C, MS271, MS271C, MS280, MS280C, MS281, MS290, MS291, MS291C, MS310, MS311, MS340, MS341, MS360, MS360C, MS361, MS361C, MS362, MS362C, MS380, MS381, MS390, MS391, MS440, MS441, MS441C, MS460, MS461, MS640, MS650, MS660, MS661 and MSE220
Specs:
Bar Type: Laminate sprocket nose
Gauge: .063
Drive Links: 74
Length: 18"
Pitch: .325"