2025 Oregon Catalog

1078

Spur Sprocket

Power Mate® System

Small 7 (SM7)

Standard 7 (SD7)

Crankshaft Diameter

Drive Teeth

Rim

OEM

Chainsaw Model

Pitch

PARTNER R16 R17 R18 R19 R20 R21 R22 R420

3/8"

7

68210C

0.551"

S50 S55 S65

PIONEER 970

.325"

8

11891C

0.500"

1072 1073 1074 2071 2073 Holiday II

P-12 P-20 P-21 P-25 P-26 P-28

3/8" (91)

6 8

28001

0.394" 0.500"

.325"

11891C

POULAN 180 205

3/8" (91)

6

28004

952048078

0.407"

210 221 225 230 235 255 260 285 295

3/8" (91)

6

106114F

952048124

0.394"

3/8" (91) 3/8" (91) 3/8" (91) 3/8" (91)

6 6 6 6 7 6 7 6 7 7 7 8 7

28004

952048078 952048124 952048078 952048115 952048124 530048083 952048115

0.407" 0.394" 0.407" 0.394" 0.394" 0.500" 0.394"

106114F 28004 41569X 106656X 106114F

.325"

41726XSF

11892C

3/8" (91)

.325"

11892C

3/8" (91)

41569X

.325" .325" .325"

106656X

41726XSF

11892C 11892C 11892C 11891C 11892C

305 325

530048083

0.500" 0.500"

29175X

330 335 336 375 395 415 475

.325"

530048083

0.500"

3/8"

7

68210C

952048062 48063 503431001 952048078 952048124 952048078 952048124

0.500"

3/8"

7

68210C

1800 1950 2000 2050 2055 2075 2100 2150 2155 2175 2250 2300

3/8" (91) 3/8" (91) 3/8" (91) 3/8" (91)

6 6 6 6

28004

0.407" 0.394" 0.407" 0.394"

106114F

28004

106114F

3/8" (91) 3/8" (91)

6 6

28004

952048078 952048124

0.407" 0.394"

106114F

3/8" (91)

6

28004

952048078

0.407"

2025

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