607163 – 3-Inch Flat Idler Pulley – Replaces OEM 539110311 for Hustler, Husqvarna, Dixon, Redmax & More

Product Description:

The 607163 Flat Idler Pulley is a premium-quality replacement part designed to deliver smooth and reliable belt operation in zero-turn and riding mowers. Built from durable poly material and engineered to OEM standards, this 3-inch flat idler pulley ensures long-lasting performance in demanding mowing environments. Whether you're replacing a worn part or maintaining your machine, this pulley offers the perfect fit and functionality.

Key Features:

• ✅ Part Number: 607163

• ✅ Type: Flat Idler Pulley

• ✅ Material: Durable poly construction

• ✅ Application: Engages the pump belt or deck drive from the idler arm

• ✅ OEM Quality: Precision fit and long-lasting durability

Dimensions:

• Outside Diameter: 88.62 mm (3.488")

• Inside Diameter: 9.60 mm (0.3779")

• Height: 25.15 mm (0.990")

Replaces OEM Part Numbers:

• Hustler: 607163

• Dixon: 539110311

• Husqvarna: 539110311

• Jonsered: 539110311

• McCulloch: 539110311

• Redmax: 539110311

Compatibility Details:

Hustler:

• Dash XD 34", 42", 48" (2020–2021)

• Raptor X 42", 54" (2020–2022)

• Raptor XD 42", 48", 54" (2020)

• Raptor XDX 48", 54", 60" (2020)

Husqvarna:

• RZ3019 (30", 2010)

• EZ4217 (42", 2006–2007), EZ4220 (2007–2009), RZ4218 (2005–2007), RZ4219 (2008–2016), RZ4220 (2007–2009), RZ4222TF (2011–2015)

• EZ4624 (46", 2008–2009), RZ4621 (2010–2012), RZ4622T (2012–2015)

• EZ24T BF (48", 2011–2012), EZ4822 (2006), EZ4824TF (2012–2015), RZ4824TF (2012–2015)

• RZ5424T (54", 2012–2015)

• MZ25 (52", 2008–2010)

Dixon:

• SPEED ZTR42 SE (42", 2011–2012)

• RAM 48 ZT (48", 2011–2012)

• SPEED ZTR54 (54", 2011–2012)

Jonsered:

• Z42F (42", 2015)

• Z46R (46", 2015)

• Z48F (48", 2015)

• Z54R (54", 2015)

McCulloch:

• ZM3016 BF (30", 2010–2011)

• ZM4619 (46", 2010–2012)

Redmax:

• RZT42 (42", 2017–2022)

Installation Tips:

• Disconnect spark plug before replacing the pulley

• Remove the existing pulley and inspect belt routing

• Install new pulley, ensuring proper alignment and free movement

• Test belt tension and pulley rotation before full operation

Why Choose This Pulley?

• ✅ Replaces multiple OEM part numbers across trusted brands

• ✅ Wide compatibility with residential and commercial mowers

• ✅ Manufactured to meet or exceed original part standards

• ✅ Helps restore and maintain smooth belt performance

SEO Meta Title:

607163 – 3" Flat Idler Pulley for Hustler, Husqvarna, Dixon, Redmax, Jonsered

SEO Meta Description:

3-inch flat idler pulley (607163) fits Hustler Dash, Raptor, and Raptor XD/XDX, plus select Husqvarna, Dixon, Redmax, Jonsered, and McCulloch mowers. Replaces OEM 539110311.

Get your mower back in top shape with the 607163 Flat Idler Pulley – a reliable replacement built for a perfect fit across multiple zero-turn mower brands. Add to your cart today!