Bosch Dryer Drive belt tensioning assembly / roller-tension 00491608, Fixes Dryer drum does not spin because the drive belt is not properly tensioned
Bosch dryer drive-belt tensioning assembly, also identified as an idler pulley assembly. Bosch states that tension spring 491706 is not included.
Confirm your full appliance model number before ordering.
Is This the Right Part?
✅ Cross Reference Information
Common Symptoms
- Drum may fail to rotate when the dryer runs.
- Noise or abnormal operation may occur if the idler pulley is worn or damaged.
Check Before Replacing
- With power disconnected, inspect the idler pulley assembly for visible damage, excessive wear, or binding.
- Inspect the drive belt routing and tension around the idler pulley before replacing the assembly.
Pro Tip
Part Details
Installation Notes
- Disconnect electrical power before installation.
- Wear work gloves when handling the dryer and pulley assembly.
Verified Compatible Models
WTMB3520UC/02, WTMC1301CN/02, WTMC1301CN/03, WTMC1301CN/05, WTMC1301US/02, WTMC1301US/03, WTMC1301US/05, WTMC1501UC/02, WTMC1501UC/03, WTMC1501UC/05, WTMC3300CN/01, WTMC3300CN/02, WTMC3300US/01, WTMC3300US/02, WTMC3321CN/02, WTMC3321CN/03, WTMC3321CN/05, WTMC3321CN/06, WTMC3321CN/07, WTMC3321US-03, WTMC3321US-05, WTMC3321US/02, WTMC3321US/06, WTMC3321US/07, WTMC332BUS-05, WTMC332BUS/06, WTMC332RUS-05, WTMC332RUS/06, WTMC332SCN/02, WTMC332SUS/02, WTMC3500UC/01, WTMC3500UC/02, WTMC3510UC/01, WTMC3521UC-05, WTMC3521UC/02, WTMC3521UC/03, WTMC3521UC/06, WTMC3521UC/07, WTMC352BUC/05, WTMC352RUC/05, WTMC352RUC/06, WTMC352SUC/02, WTMC352SUC/06, WTMC4321CN/02, WTMC4321CN/03, WTMC4321US/02, WTMC4321US/05, WTMC4321US/06, WTMC4500UC/01, WTMC4521UC/03, WTMC4521UC/05, WTMC5321CN/05, WTMC5321CN/06, WTMC5321US/06, WTMC5321US/07, WTMC532CCN/06, WTMC532CUS/06, WTMC532CUS/07, WTMC532SUS-02, WTMC5330CN/05, WTMC5330CN/06, WTMC5330US-06, WTMC533SCN/02, WTMC533SCN/06, WTMC533SUS/02, WTMC552CUC-05, WTMC552CUC/06, WTMC552SUC/02, WTMC5530UC/06, WTMC553SUC/06, WTMC6300US-01, WTMC6321US/03, WTMC632SUS/01, WTMC6500UC-01, WTMC652SUC-01, WTMC8320US/05, WTMC8321US/05, WTMC8330CN/05, WTMC8330US-05, WTMC8330US-06, WTMC8520UC/05, WTMC8521UC/05, WTMC8530UC-06, WTVC3300US-09, WTVC3500UC-09, WTVC533AUS-09, WTVC533CUS-09, WTVC533CUS-10, WTVC533SUS/09, WTVC5530UC-09, WTVC553CUC/09, WTVC8330US/09, WTVC833PUS-09, WTVC833PUS-11, WTVC833PUS/10, WTVC8530UC-09, WTVC853PUC/09
Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.
Buy Online Pick Up In-Store
Kitchener, Ontario N2E 1W8
All brand names are the property of their respective owners and are used for compatibility reference only.
