DC93-00634A Idler Pulley — When Your Samsung Dryer Squeals, Thumps, or the Drum Stops Turning

The DC93-00634A is the spring-loaded idler pulley assembly that keeps the drum drive belt under constant tension in your Samsung dryer. When the bearing inside the pulley wheel seizes or wears out, it drags on the belt — producing the characteristic squealing or thumping noise that gets louder every cycle. Left unaddressed, a failed idler pulley destroys the drive belt and can score the drum support rollers, turning a $60 repair into a $200+ job. Available in genuine OEM and premium XPart aftermarket options.

Symptoms of a Failed Idler Pulley

• Loud squealing or squeaking noise when the dryer starts tumbling
• Rhythmic thumping or rumbling during the cycle
• Drum not turning — motor runs but drum is stationary
• Drive belt slipped off or snapped
• Burning rubber or plastic smell from inside the cabinet
• Dryer won't start (belt slipped due to failed pulley)
• Idler pulley wheel cracked, seized, or rough when spun by hand
• Grinding noise from inside the dryer cabinet

Part Details

• OEM Part Number: DC93-00634A
• Replaces: DC96-00882C, DC97-07509B, 35001098
• XPart SKU: DC93-00634AXP (premium aftermarket, meets or exceeds OEM specs)
• Part Type: Spring-loaded idler pulley / belt tensioner assembly with bearing
• Includes: Metal bracket arm + plastic pulley wheel with bearing
• Compatible Brand: Samsung
• Appliance Type: Electric and gas dryers
• Fits: 300+ confirmed Samsung dryer models

Buying Options

• OEM / New (DC93-00634A): Genuine Samsung factory part — exact fit and performance on all compatible models.
• XPart / New (DC93-00634AXP): Premium aftermarket alternative engineered to meet or exceed OEM specifications at a lower price. Not affiliated with, sponsored by, or endorsed by Samsung.
• Used / Tested: Inspected pull — ideal for budget repairs while supplies last.

Installation Notes

Skill Level: Moderate — comfortable DIYer with basic appliance repair experience. Estimated time: 30–60 minutes. Always disconnect power before beginning. Access the idler pulley by removing the front panel (or top panel depending on model). Release belt tension by pushing the idler arm toward the motor to create slack, then remove the old pulley from its pivot post. Photograph the belt routing path before disassembly. Seat the new pulley firmly on the pivot post, re-route the belt around the drum, idler pulley, and motor pulley, then spin the drum by hand to confirm correct tracking before closing the cabinet.

Compatible Models

Fits 300+ Samsung electric and gas dryers including: DV203AEW, DV203AGW, DV206AES, DV206AGS, DV209AEW, DV209AGW, DV210AEW, DV210AGW, DV218AEB, DV218AEW, DV218AGB, DV218AGW, DV219AEW, DV219AGB, DV219AGW, DV220AEW, DV220AGW, DV231AEW, DV231AGW, DV2C6BEW, DV2C6BGW, DV306LEW, DV306LGW, DV316LEW, DV316LGS, DV316LGW, DV317AEG, DV317AES, DV317AEW, DV317AGG, DV317AGS, DV317AGW, DV328AEG, DV328AER, DV328AEW, DV328AGG, DV328AGR, DV328AGW, DV330AEB, DV330AEW, DV330AGB, DV330AGW, DV331AER, DV331AEW, DV331AGR, DV331AGW, DV337AEG, DV337AEL, DV337AER, DV337AEW, DV337AGG, DV337AGL, DV337AGR, DV337AGW, DV338AEB, DV338AEW, DV338AGB, DV338AGW, DV350AEP, DV350AER, DV350AEW, DV350AGP, DV350AGR, DV350AGW, DV361EWBEWR, DV361GWBEWR, DV363EWBEUF and many more. Contact us to confirm compatibility with your specific model number.

✓ Model-Specific Repair Pages