Garden Tools

The Best Lawn Mower Transmission Filters

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Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

Maintaining your lawn mower's transmission is crucial for its longevity and performance. A clean transmission filter prevents debris from entering and damaging sensitive components. Investing in a quality filter ensures smooth operation and avoids costly repairs down the line.

No. 1
Transmission Filters/Hydraulic Filters/Oil Filters, for bad boy Hydro Gear
  • Product:Pack of 2 Transmission Filters /Hydraulic Filters/Oil Filters 063-1050-00 Fits Bad Boy ZT/CZT
  • Tech Info: Thread: 3/4"-16 OD: 2 11/16" Height: 3"
  • Fits:Ariens - Bad Boy Bush Hog - Exmark Ferris - Gravely Hustler - Scag Snapper - Toro Hydro Gear
  • Replaces:21545100 063-1050-00 50052929 109-3321 5101026X1 600976 HG52114 5101026X1SM
No. 2
2 Pack Oil Filters OEM Replace Hydro-Gear 52114 Transmission Filter Fits for Toro/Exmark 109-3321 Gravely...
  • 【High Quality Material】-- The engine oil filter shell is made of alloy, which is corrosion-resistant, also with great wear resistance and heat resistance. The sealing ring is made of Nitrile rubber, with the characteristics of excellent oil...
  • 【Broad Compatibility】-- Replaces OEM Part Numbers: 52114. Replaces Ariens 21545100; Bad Boy 063-1050-00; Gravely: 21545100; Hustler 600976; Hydro-Gear 52114; Toro 109-3321; Husqvarna 539113466.
  • 【Fitment】-- This oil transmission filter is compatible with Hydro-Gear 52114, Ariens 21545100, Bad Boy 063-1050-00,Bush Hog 50052929,Exmark 109-3321, Ferris 5101026X1, Gravely 21545100,Hustler 600976, Scag HG52114,Snapper 5101026X1, 5101026X1SM,Toro...
  • 【 Effective Filtration 】 - This compatible 49065-0724 oil filter can effectively filter out impurities such as dust, metal particles, grass shavings, etc. in the oil, thereby effectively protecting the engine from wear and tear, ensuring smooth and...
  • 【Easy to Use】-- Manufactured to meet specifications for fit, form, and function, designed for easy installation, these engine oil filters serve as easy replacements for your worn out parts, can be replaced directly, ensure optimal performance of your...
  • 【Proper Size】-- each oil filter measures 3" in height and features an outer diameter of 2-11/16"; Please confirm the size of the product and compatibility with your engine model and part number before purchasing
SaleNo. 3
Woniu 2 Pack Oil Filters Replace Hydro-Gear 52114 Transmission Filter Fits Bad Boy 063-1050-00 Ariens...
  • Replaces OEM Part Numbers: 52114
  • Also Replaces Ariens 21545100; Bad Boy 063-1050-00; Gravely: 21545100; Hustler 600976; Hydro-Gear 52114; Toro 109-3321; Husqvarna 539113466
  • Compatible with Ariens - Bad Boy Bush Hog - Exmark Ferris - Gravely Hustler - Scag Snapper - Toro Hydro Gear
  • Package Includes: Pack of 2 Oil Filter
No. 4
OEM Replacement - 2 Pack of Hydro-Gear Commercial Hydraulic 52114 Filters Replace for Toro/Exmark...
  • 【High Quality Material】-- The engine oil filter shell is made of alloy, which is corrosion-resistant, also with great wear resistance and heat resistance. The sealing ring is made of Nitrile rubber, with the characteristics of excellent oil...
  • 【Easy to Use】-- Manufactured to meet specifications for fit, form, and function, designed for easy installation, these engine oil filters serve as easy replacements for your worn out parts, can be replaced directly, ensure optimal performance of your...
  • 【Pack of 2 Oil Filter】-- Include 2 black metal engine oil filters, offering amply sufficient for daily usage and replacement. Offer an affordable solution for the regular maintenance of your equipment. So as you can keep one as insurance in case you...
  • 【Proper Size】-- each oil filter measures 3" in height and features an outer diameter of 2-11/16"; Please confirm the size of the product and compatibility with your engine model and part number before purchasing
  • 【Broad Compatibility】-- Replaces OEM Part Numbers: 52114. Replaces Ariens 21545100; Bad Boy 063-1050-00; Gravely: 21545100; Hustler 600976; Hydro-Gear 52114; Toro 109-3321; Husqvarna 539113466.
  • 【Fitment】-- This oil transmission filter is compatible with Hydro-Gear 52114, Ariens 21545100, Bad Boy 063-1050-00,Bush Hog 50052929,Exmark 109-3321, Ferris 5101026X1, Gravely 21545100,Hustler 600976, Scag HG52114,Snapper 5101026X1, 5101026X1SM,Toro...
No. 5
2Pcs MIA881446 Z930M Hydrostatic Transmission Filter Replace for John Deere
  • Z930M Hydrostatic transmission filter replacement for John Deere Z950M Z930R Z930A Z970R Z710A Z720A Z915B Z920A Z920M Z925A Z925M Z950A Z950R Z960M Z960A Z960R Z970A engine
  • Replace Part Number: MIA881446 AM131102 187Q0699150
  • Replacement for John Deere X530 X534 X540 X580 X584 X590 GX255 GX325 GX335 GX345 GX355 engine
  • Size: height 3.9"(99mm), outer diameter 1.33"(30mm)
  • Packing List: 2 x oil filter, 2 x spring, 2 x o-ring
SaleNo. 6
Wadoy 2 Pack 52114 Transmission Oil Filters Compatible with Hydro Gear
  • 【𝐖𝐢𝐝𝐞 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐢𝐥𝐢𝐭𝐲】Our oil filter replaces for Hydro Gear 52114, Toro 1093321, Exmark 1093321, Ariens 21545100, Bad Boy 063105000, Ferris 5101026X1, Hustler 600976, Bush Hog 50052929, Gravely...
  • 【𝐏𝐫𝐞𝐦𝐢𝐮𝐦 𝐅𝐢𝐥𝐭𝐫𝐚𝐭𝐢𝐨𝐧 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥】Filter media made of high-quality microporous paper treated with durable 𝐫𝐞𝐬𝐢𝐧, delivering 99%+ filtration efficiency to capture...
  • 【𝐃𝐮𝐫𝐚𝐛𝐥𝐞 & 𝐋𝐞𝐚𝐤-𝐏𝐫𝐨𝐨𝐟 𝐒𝐞𝐚𝐥】Equipped with a high-performance nitrile rubber sealing ring that provides excellent elasticity, wear resistance, and a tight, leak-free connection under high...
  • 【𝐒𝐭𝐫𝐨𝐧𝐠 & 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐯𝐞 𝐒𝐡𝐞𝐞𝐥】The filter shell is made of robust aluminum alloy, offering exceptional corrosion resistance, impact strength, and long-lasting protection in demanding working...
  • 【𝐕𝐚𝐥𝐮𝐞 𝟐-𝐏𝐚𝐜𝐤 𝐟𝐨𝐫 𝐄𝐚𝐬𝐲 𝐌𝐚𝐢𝐧𝐭𝐞𝐧𝐚𝐧𝐜𝐞】Comes with two filters in one set, allowing you to perform regular maintenance at a lower cost while keeping your transmission and...
SaleNo. 7
4-Pack Transmission Filters/Hydraulic Filters/Oil Filters
  • PACK OF 4: Includes four hydraulic/transmission oil filters, part number 063-1050-00, for great value and convenience.
  • WIDE COMPATIBILITY: Fits Bad Boy ZT/CZT, Ariens, Bush Hog, Exmark, Ferris, Gravely, Hustler, Scag, Snapper, and Toro mowers.
  • DIRECT REPLACEMENT: Replaces OEM part numbers including 21545100 063-1050-00 50052929 109-3321 5101026X1 600976 HG52114 5101026X1SM, ensuring a proper fit for Hydro Gear 2800, 3100, and 3200 transmissions.
  • PRECISE SPECIFICATIONS: Thread size 3/4"-16, outer diameter 2-11/16 inches, and height of 3 inches for an accurate, secure fit.
  • RELIABLE PERFORMANCE: Designed to keep hydraulic fluid clean, protecting your transmission and extending the life of your mower.
No. 8
Neeseelily MIA881446 AM131102 Transmission Oil Filter 3.9" w/O-Ring Spring Compatible with John Deere Lawn...
  • Part Number: MIA881446 AM131102 187Q0699150
  • MIA881446 Transmission Oil Filter AM131102 Compatible with John Deere Ztrack Models: Z710A, Z720A, Z910A, Z915A, Z915B, Z920A, Z920M, Z920R, Z925A, Z925M EFI, Z930A, Z930M, Z930R, Z945M, Z950A, Z950M, Z950R, Z955M, Z960A, Z960M, Z960R, Z970A and Z970R...
  • Transmission Oil Filter MIA881446 AM131102 Compatible with John Deere Riding Mower Models GX255, GX325, GX335, GX345, GX355, X530, X534, X540, X580, X584 and X590
  • Package Included:1 X MIA881446 Transmission Oil Filter ( length:3 9/10" (99mm), width 1 3/10"(33mm) ); 1 X O-Ring; 1 X Spring
  • It Is a Replacement Part, Not Original Part. But It Can Work Good For You
No. 9
Stens 120-888 Transmission Filter Kit Compatible with/Replacement for Gravely...
  • Item Package Dimension: 7.3228346382L x 4.7637795227W x 2.4015748007H inches
  • Item Package Weight - 0.1873929227 Pounds
  • Item Package Quantity - 1
  • Product Type - OUTDOOR LIVING
SaleNo. 10
JEENDA 4PK Hydro Filters Replaces 116-0164 117-0390 15907 Compatible with Exmark Lazer Z AS E S X Series...
  • Replaces Part Numbers:116-0164 117-0390 15907 1160164
  • Package includes:4 Pack Hydro Filter Elements.Hydro Transmission Filter.
  • Compatible with Exmark Lazer Z S series with 48" and 60" deck; Lazer Z E series with 60" deck; Lazer Z X series with 60" and 72" deck; and Quest with 52" deck
  • Compatible with Toro Commercial Z Master G3 74901, 74926, 74937, 74943CP, 74951, 74956CP, 74977 and 74956
  • Compatible with Parker HTE / HTJ / HTG Series Transmissions

Last update on 2026-09-01 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Lawn Mower Transmission Filters

Understanding Transmission Filter Types

Lawn mower transmission filters primarily come in two main types: inline and canister. Inline filters are typically installed in the transmission fluid lines, offering a convenient point of access for replacement. Canister filters are often integrated directly into the transmission housing, requiring more involved disassembly for servicing. The type required will depend on your specific lawn mower model's design.

Key Features to Consider

When selecting a transmission filter, look for materials that offer excellent filtration without restricting fluid flow. High-density synthetic media or pleated paper elements are common choices. Ensure the filter has robust construction, with durable seals and housings to prevent leaks. Check for compatibility with your mower's specific transmission fluid type, as some fluids can degrade certain filter materials.

Compatibility and Fitment

This is arguably the most critical aspect of choosing a replacement filter. Always consult your lawn mower's owner's manual to identify the correct part number or specifications for its transmission filter. Many aftermarket filters will list compatible mower brands and models, but cross-referencing the OEM (Original Equipment Manufacturer) part number is the most reliable method. Incorrect fitment can lead to leaks, poor filtration, or even damage to the transmission.

Maintenance and Replacement Intervals

Transmission filters do not last forever and require regular maintenance. The recommended replacement interval can vary significantly based on the mower's usage, operating conditions, and the filter's quality. As a general guideline, refer to your owner's manual for specific recommendations. For heavily used mowers or those operated in dusty environments, more frequent checks and replacements may be necessary to ensure optimal performance and prevent premature wear.

Frequently Asked Questions

How often should I replace my lawn mower's transmission filter?
Consult your lawn mower's owner's manual for the manufacturer's recommended replacement interval. This is typically based on operating hours or time. For mowers used in dusty conditions or under heavy load, consider replacing it more frequently.
Can I use a universal transmission filter for my lawn mower?
While universal filters exist, it's highly recommended to use a filter specifically designed for your lawn mower's make and model. Incorrect fitment can lead to leaks and inadequate filtration, potentially damaging the transmission.
What happens if I don't replace my transmission filter?
A clogged or worn-out transmission filter can restrict fluid flow, leading to overheating and increased wear on transmission components. This can ultimately result in poor performance and costly repairs.
How do I know if my transmission filter needs replacing?
Signs include a whining noise from the transmission, jerky movements, or a transmission fluid that appears dark, gritty, or smells burnt. Checking the filter itself for debris is also a good indicator.
Where is the transmission filter located on a lawn mower?
The location varies greatly depending on the mower model. It can be an inline filter in the hydraulic lines or a canister filter integrated into the transmission housing. Refer to your owner's manual for its exact location.
What type of transmission fluid is compatible with my filter?
Always use the transmission fluid type recommended in your lawn mower's owner's manual. Using the wrong fluid can degrade the filter material or cause other operational issues.