This part is compatible with the following machines:
Toro 31263 (526) - Toro 526 Snowthrower (SN: 3000001 - 3999999) (1973) - TRACTION ASSEMBLY
Toro 31260 (726) - Toro 726 Snowthrower (SN: 200001 - 299999) (1972) - TRACTION ASSEMBLY
Toro 31263 (726) - Toro 726 Snowthrower (SN: 4000001 - 4999999) (1974) - TRACTION ASSEMBLY
Toro 31320 (832) - Toro 832 Snowthrower (SN: 200001 - 299999) (1972) - TRACTION ASSEMBLY
Toro 31323 (832) - Toro 832 Snowthrower (SN: 4000001 - 4999999) (1974) - TRACTION ASSEMBLY
Toro 31626 (526) - Toro 526 Snowthrower (SN: 1000001 - 1999999) (1971) - TRACTION ASSEMBLY
Toro 31660 (526) - Toro 526 Snowthrower (SN: 2000001 - 2999999) (1972) - TRACTION ASSEMBLY
Toro 31663 (526) - Toro 526 Snowthrower (SN: 3000001 - 3999999) (1973) - TRACTION ASSEMBLY
Toro 31727 (726) - Toro 726 Snowthrower (SN: 1000001 - 1999999) (1971) - TRACTION DRIVE
Toro 31756 (726) - Toro 726 Snowthrower (SN: 3000001 - 3999999) (1973) - TRACTION ASSEMBLY
Toro 31756 (726) - Toro 726 Snowthrower (SN: 4000001 - 4999999) (1974) - TRACTION ASSEMBLY
Toro 31760 (726) - Toro 726 Snowthrower (SN: 2000001 - 2999999) (1972) - TRACTION ASSEMBLY
Toro 31763 (726) - Toro 726 Snowthrower (SN: 3000001 - 3999999) (1973) - TRACTION ASSEMBLY
Toro 31763 (726) - Toro 726 Snowthrower (SN: 4000001 - 4999999) (1974) - TRACTION ASSEMBLY
Toro 31763 (826) - Toro 826 Snowthrower (SN: 5000001 - 5999999) (1975) - TRACTION ASSEMBLY
Toro 31763 (826) - Toro 826 Snowthrower (SN: 6000001 - 6999999) (1976) - TRACTION ASSEMBLY
Toro 31813 (832) - Toro 832 Snowthrower (SN: 4000001 - 4999999) (1974) - TRACTION ASSEMBLY
Toro 31820 (832) - Toro 832 Snowthrower (SN: 2000001 - 2999999) (1972) - TRACTION ASSEMBLY
Toro 31823 (832) - Toro 832 Snowthrower (SN: 4000001 - 4999999) (1974) - TRACTION ASSEMBLY
Toro 31823 (832) - Toro 832 Snowthrower (SN: 5000001 - 5999999) (1975) - TRACTION ASSEMBLY
Toro 31823 (832) - Toro 832 Snowthrower (SN: 6000001 - 6999999) (1976) - TRACTION ASSEMBLY
Toro 31832 (832) - Toro 832 Snowthrower (SN: 1000001 - 1999999) (1971) - TRACTION DRIVE
If your drive chain is making a popping / clicking noise or sounds like it is binding when it runs, not running as quiet as it once did , the chain is worn/stretched beyond it's service limit and ready to fail. Order replacements now to have on hand for the inevitable.