Stens 120-738 PK2 Transmission Filters – 2 Pack (Hydro Gear 52114)

Upgrade your mower’s transmission filtration with the Stens 120-738 PK2, a durable 2-pack designed to align with Hydro Gear 52114 specifications. These filters are built to replace OEM parts across multiple brands, delivering reliable filtration for demanding work sessions.

Why choose this 2-pack? It combines a taller version of the OEM design with a 3/4"-16 thread and 2 11/16" OD, ensuring a snug fit and compatibility with select Exmark, Ferris, and Gravely equipment. The 25-micron filtration helps capture particles that can affect transmission performance, while the 7-9 PSI relief valve helps regulate flow under typical operating pressures. Made by an OEM supplier in the USA, these filters are manufactured to consistent standards you can trust.

Key fits and compatibility

• Replaces OEM part numbers such as Ariens 21545100, Bad Boy 063-1050-00, Bush Hog 50052929, Exmark 109-3321, Ferris 5101026X1, 5101026X10, Gravely 21545100, Hustler 600976, 768341, Hydro Gear 52114, Scag HG52114, Snapper 5101026X1, 5101026X1SM, Toro 109-3321
• Fits Exmark Phazer and Quest; Ferris IS600Z; Ferris IS700Z and CCW Series

Product highlights

• 2-pack for convenience and ongoing maintenance
• No anti-drain valve noted in the specification
• Made in the USA by an OEM supplier
• Cross-sell compatibility with 750-164 Oil Filter Wrench

Real-world use scenarios include seasonal lawn care where consistent filtration supports smoother transmission performance and less downtime. The taller design compared to some OEM variants can offer improved filtration area in the same envelope when clearance allows. Always check your mower’s clearance before installation and ensure proper seating to maximize effectiveness. Regular replacement with a trusted filter helps maintain steady fluid cleanliness, supporting overall machine reliability during long mowing sessions and tough tasks.