Husqvarna
Husqvarna 539101977 Lawn Tractor Blade Idler Spring
This Genuine Original Equipment Manufacturer (OEM) blade idler spring, part number 539101977, is specifically designed for Husqvarna lawn tractors. It plays a crucial role in maintaining proper mower operation by holding the idler pulley firmly against the belt, ensuring consistent belt rotation. As an OEM component, it offers a functional equivalent to previous parts, though minor visual variations may occur. For safe and effective installation, it is recommended to wear appropriate work gloves when handling and fitting this essential lawn tractor part.
$30.95
Owner Satisfaction
4.3
/ 5
Category Rank
48
/ 75
#48 in Lawn Mower Pulleys & Idlers
Price vs Category Average
-22%
Below average
Brand
Husqvarna
/ Husqvarna
Who it's for
- Guaranteed OEM Fit and Function
- Restores Optimal Deck Tension
- Essential Low-Cost Maintenance
Who should skip it
- Challenging Installation Process
- Prone to Fatigue and Rust
- Highly Model-Specific Compatibility
Key Specs
Brand
Husqvarna
Part Number
539101977
Type
Blade Idler Spring
Application
Lawn Tractors
Condition
New (Genuine OEM Part)
Cross Reference Number
5391019-77
Pulley Idler Type
Flat Idler
Features
- Genuine OEM part for Husqvarna.
- Secures idler pulley against the belt.
- Ensures proper belt rotation.
- Direct replacement for part 5391019-77.
- Designed for lawn tractor applications.
- Requires work gloves for installation.
- Compatible with many Husqvarna models.
What customers say
Customers highly value this genuine OEM idler spring for its perfect fit and immediate restoration of proper blade engagement on Husqvarna tractors. This reliable fitment quickly resolves mechanical issues, ensuring mowers return to operational condition without struggle. The core positive theme centers on guaranteed function and quality assurance provided by the original manufacturer part. However, the premium price point is a recurring concern, as many feel the cost is high for a small component. While the spring performs its essential function well, some users express frustration over the expense relative to the original part's lifespan. Overall, it is viewed as a necessary, high-quality purchase for restoring cutting performance.
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$31