Order Today to get your equipment back to in top shape. SIMPLICITY SNOW BLOWER Replacement Drive Chain These rugged drive chains measure 32" with 64 pins/rollers including a supplied master joiner link. Our Premium #40 chains are rugged to ANSI Standards with hardened solid steel rollers and pins. Shot peened side plates for stress relief and longer service life. Bulk Packaged - No retail packaging. Quick and easy installation with included master joiner link. Chain Pitch: 0.500" Roller Diameter: 0.312" Roller Width: 0.312" Pin Diameter: 0.156" Plate Thickness: 0.060" Tensile strength: 3700 Pounds 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. Please measure and verify the actual # of links or the overall length of your drive chain before ordering. If the chain you need is longer or shorter, contact us, we will make one especially for your needs. This part is compatible with the following machines: Simplicity 1690032 - Simplicity 42" Single Stage Snowthrower Attachment - 36" 42" Snowthrower-Drive Group Simplicity 1690033 - Simplicity 36" Single Stage Snowthrower Attachment - 36" 42" Snowthrower-Drive Group Simplicity 1690169 - Simplicity 36" Single Stage Snowthrower Attachment - Drive Group Simplicity 1690403 - Simplicity 36" Single Stage Snowthrower Attachment - 36" 42" Drive Group Simplicity 1690513 - Simplicity 42" Single Stage Snowthrower Attachment - 36" 42" Drive Group Simplicity 1690547 - Simplicity 36" Single Stage Snowthrower Attachment - 36" 42" Drive Group Simplicity 1690548 - Simplicity 42" Single Stage Snowthrower Attachment - 36" 42" Drive Group Simplicity 1691151 - Simplicity 36" Single Stage Snowthrower Attachment - 36" 42" Drive Group Simplicity 1691157 - Simplicity 42" Single Stage Snowthrower Attachment - 36" 42" Drive Group Simplicity 1691521 - Simplicity 36" Single Stage Snowthrower Attachment - Drive Group (982048) Simplicity 1694144 - Simplicity 42" Single Stage Snowthrower Attachment - Drive Group (986022) Simplicity 1694150 - Simplicity 46" Single Stage Snowthrower Attachment - Drive Group (986036) Simplicity 1694157 - Simplicity 42" Single Stage Snowthrower Attachment - Drive Group (986022) Simplicity 1694295 - Simplicity 42" Single Stage Snowthrower Attachment - Drive Group (986022) Simplicity 1694296 - Simplicity 46" Single Stage Snowthrower Attachment - Drive Group (986036) Simplicity 1695297 - Simplicity 42" Single Stage Snowthrower Attachment - Drive Group (986022) Simplicity 1695298 - Simplicity 46" Single Stage Snowthrower Attachment - Drive Group (986036)