EXP526 Dryer Belt and Idler Pulley Set Replaces 661570V, W10837240
- Sku:
- EXP526
- Vendor:
- XPARTCO
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EXP526 Dryer Belt and Idler Pulley Set Replaces 661570V, W10837240
XPARTCO EXP526 Dryer Belt and Idler Pulley Set
2-piece drum drive repair set replacing 661570V and W10837240 on compatible Whirlpool-built dryers.
Product Overview
The XPARTCO EXP526 Dryer Belt and Idler Pulley Set combines two common dryer drive-system wear parts in one repair package: a drum drive belt and a complete idler pulley assembly with arm/bracket.
The belt transfers motor power to the dryer drum, while the idler assembly maintains the proper belt tension needed for smooth drum rotation.
Quick Answer
EXP526 includes 2 pieces: one 661570V-style drum belt and one W10837240-style idler pulley assembly. The belt is approximately 93-1/2 inches long, 1/4 inch wide, with 4 ribs and 3 grooves.
Common Problems This Kit May Fix
- Dryer drum will not turn
- Broken or stretched drum belt
- Squealing or chirping from the idler area
- Intermittent drum rotation
- Belt slipping or running loose
- Worn or seized idler pulley
Replaces and Cross-References
Cross-reference numbers are provided for identification. XPARTCO is an aftermarket replacement brand and is not manufactured by Whirlpool Corporation.
Compatibility
Fits select Whirlpool-built dryers using both the 661570V belt and W10837240 idler assembly. Verified examples include:
Important: This is only a partial model list. Some similar dryers use a different belt or idler design. Verify the complete dryer model number and original part numbers before ordering.
Key Features
- Complete 2-piece drive repair set
- Includes drum belt and idler pulley assembly
- Idler includes pulley wheel, arm/bracket and axle
- Helps restore proper drum rotation and belt tension
- Quality XPARTCO aftermarket replacement
Product Specifications
| Kit Number | EXP526 |
| Brand | XPARTCO |
| Kit Contents | 1 Drum Belt + 1 Idler Pulley Assembly |
| Belt Reference | 661570V |
| Belt Length | Approx. 93-1/2 in. |
| Belt Width | Approx. 1/4 in. |
| Belt Rib/Groove | 4 Ribs / 3 Grooves |
| Idler Reference | W10837240 |
| Idler Type | Complete Pulley with Arm/Bracket |
| Condition | New Aftermarket Replacement |
Installation Notes
- Disconnect the dryer from electrical power before service. Shut off the gas supply on gas dryers.
- Access the drum drive system according to the appliance service procedure.
- Note the original belt routing around the motor pulley and idler before removal.
- Install the idler assembly securely and confirm the pulley rotates freely.
- Install the new belt with the ribbed side against the drum and motor pulley.
- Route the belt through the idler correctly so proper tension is applied.
- Rotate the drum by hand before reassembly to confirm smooth belt tracking.
Diagnostic tip: If a belt failed prematurely, inspect the drum rollers, motor pulley, drum alignment, and idler system before returning the dryer to service.
FAQ
What is included in EXP526?
One 661570V-style drum drive belt and one W10837240-style complete idler pulley assembly.
How many ribs does the belt have?
The 661570V-style belt has 4 ribs and 3 grooves and is approximately 93-1/2 inches long.
Is this a Genuine Whirlpool OEM kit?
No. EXP526 is a quality XPARTCO aftermarket replacement set designed to replace the listed OEM part numbers.
Will it fit every Whirlpool dryer?
No. Whirlpool-built dryers use multiple belt and idler designs. Verify your complete model number and the original belt/idler part numbers before ordering.
Shop With Confidence
Confirm your dryer model number before ordering. Compatibility support is available to help verify the correct belt and idler combination.