Pulley SM21519

Brand: StairMaster · Fits: 8 models

SM21519 is a StairMaster replacement part (pulley). Our fitment data lists 8 models that use it.

When to replace this part

Drive system (belts, pulleys, motors)

Symptom: A drum or tub that won't turn, a burning-rubber smell, or a loud thump or squeal during a cycle.

Check: With power off, turn the drum or tub by hand -- resistance or grinding points to the motor or a bearing, and a cracked, glazed, or snapped belt is visible once the cabinet is open.

Models that use this part

Other parts for model SC916

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

• CABLE T BAR-CONSOLE SM13204
• DECAL-FRONT 7101540YP
• Decal SM13176
• Handle SM13042
• Housing 003-3688
• Housing SM40802
• Jtp18 Wall O 003-D312
• LEVELING ARM 003-3683

Reference price and where to compare

We have no reference price on file for this part. RepairKitHub does not sell parts directly.

Compare SM21519 listings on Amazon

Before you order

• Match the part number character for character, including dashes and trailing letters; a single different character is usually a different part.
• Confirm your appliance's model number on its data plate and check that it appears in the list above (or use the model lookup tool).
• If a seller offers a substitute number, check that it appears in this page's replacement list or in the manufacturer's documentation.

Model lookup tool