10 Best Lawn Mower Idlers in 2026

Updated on April 2026
#1
MR MOWER PARTS
  • Direct Replacement: Replaces/Compatible with Ferris 5102678 and Bad Boy 033-8050-00
  • Design: Flat idler pulley with flanged construction
  • Precise Dimensions: ID of 1/2", OD of 6-1/4", and height of 1-5/8"
  • Durable Build: Engineered for robust performance and long service life
  • Versatile Use: Suitable for various lawn mower models requiring these specifications
  • 2-Year Warranty: Backed by a 2-year warranty for peace of mind and guaranteed satisfaction
  • Trusted Brand: Mr Mower Parts is known for delivering high-quality lawn care products that you can rely on for all your mowing needs
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  • Direct Replacement: Replaces/Compatible with Ferris 5102678 and Bad Boy 033-8050-00
  • Design: Flat idler pulley with flanged construction
  • Precise Dimensions: ID of 1/2", OD of 6-1/4", and height of 1-5/8"
  • Durable Build: Engineered for robust performance and long service life
  • Versatile Use: Suitable for various lawn mower models requiring these specifications
  • 2-Year Warranty: Backed by a 2-year warranty for peace of mind and guaranteed satisfaction
  • Trusted Brand: Mr Mower Parts is known for delivering high-quality lawn care products that you can rely on for all your mowing needs
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#2
NTSUMI
  • Idler pulley ensures efficient power transmission of the belt, preventing slack and slippage for optimal lawn mower operation.
  • Constructed from high-quality metal, offering strength, wear resistance, and durability for extended product life.
  • Significantly reduces belt wear and enhances smoother operation of the lawn mower deck, minimizing noise and vibrations during use.
  • Compatible with Bad Boy ZT MZ Outlaw Series mowers with 48" to 72" decks; replaces specific part numbers 033-2000-00, 033-7201-00, 033-7201-25, 033-8000-00.
  • Dimensions: Width 1-1/2", Outer Diameter 5-3/4", Inner Diameter 1/2"; easy to install though professional help is advised if unsure.
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  • Idler pulley ensures efficient power transmission of the belt, preventing slack and slippage for optimal lawn mower operation.
  • Constructed from high-quality metal, offering strength, wear resistance, and durability for extended product life.
  • Significantly reduces belt wear and enhances smoother operation of the lawn mower deck, minimizing noise and vibrations during use.
  • Compatible with Bad Boy ZT MZ Outlaw Series mowers with 48" to 72" decks; replaces specific part numbers 033-2000-00, 033-7201-00, 033-7201-25, 033-8000-00.
  • Dimensions: Width 1-1/2", Outer Diameter 5-3/4", Inner Diameter 1/2"; easy to install though professional help is advised if unsure.
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#3
Best Value
UP2WIN
6% Off
  • Constructed from high-quality steel for durability
  • User-friendly installation with smooth operation
  • Fits Craftsman, Husqvarna, Ariens, Sears, and Poulan riding lawn mowers with 42", 46", 48", or 54" decks
  • Replaces part numbers: 196106, 197379, 532196106, 532197379
  • Dimensions: ID 3/8", Height 1-5/8", OD 5-3/8" - verify size before purchase
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  • Constructed from high-quality steel for durability
  • User-friendly installation with smooth operation
  • Fits Craftsman, Husqvarna, Ariens, Sears, and Poulan riding lawn mowers with 42", 46", 48", or 54" decks
  • Replaces part numbers: 196106, 197379, 532196106, 532197379
  • Dimensions: ID 3/8", Height 1-5/8", OD 5-3/8" - verify size before purchase
#4
HAIOUUS
  • Replaces models: 581904001, 587973001, 587969201
  • Compatible with Husqvarna models: LC356AWD, LC356VB, HU625AWD, HU675AWD, HU700AWD, HU725AWD, HU775AWD, HU800AWD, HU800AWDH, HU725AWD/BBC, HU725AWDH, HU725AWDHQ
  • Idler pulley for use with Husqvarna models: LC221A, LC221AH, LC356VB, LC221RH, LC221R
  • Compatible with models: HD775HW, HU700H, HU700L, HU800H, P160RWD, PR675AWD, PR725Y22RP
  • Fits various brands including Husqvarna, Craftsman, Poulan Pro, Jonsered, Murray, Snapper for 22" walk behind mowers
  • Verify model compatibility before purchase to ensure proper fit. For assistance, contact us within 24 hours.
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  • Replaces models: 581904001, 587973001, 587969201
  • Compatible with Husqvarna models: LC356AWD, LC356VB, HU625AWD, HU675AWD, HU700AWD, HU725AWD, HU775AWD, HU800AWD, HU800AWDH, HU725AWD/BBC, HU725AWDH, HU725AWDHQ
  • Idler pulley for use with Husqvarna models: LC221A, LC221AH, LC356VB, LC221RH, LC221R
  • Compatible with models: HD775HW, HU700H, HU700L, HU800H, P160RWD, PR675AWD, PR725Y22RP
  • Fits various brands including Husqvarna, Craftsman, Poulan Pro, Jonsered, Murray, Snapper for 22" walk behind mowers
  • Verify model compatibility before purchase to ensure proper fit. For assistance, contact us within 24 hours.
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#5
UP2WIN
8% Off
  • High-quality steel construction ensures durability.
  • Smooth operation with easy installation.
  • Compatible with Craftsman LT1000 and LT2000 mowers with 42" deck; replaces part #165888.
  • Fits various Husqvarna models including LT16542, LT18452, LTH1342, and more.
  • Replaces multiple part numbers including AYP 173437 and 532173438.
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  • High-quality steel construction ensures durability.
  • Smooth operation with easy installation.
  • Compatible with Craftsman LT1000 and LT2000 mowers with 42" deck; replaces part #165888.
  • Fits various Husqvarna models including LT16542, LT18452, LTH1342, and more.
  • Replaces multiple part numbers including AYP 173437 and 532173438.
#6
NOTONMEK
  • Flat Idler Pulley 280-934 compatible with various brands including AYP, Craftsman, Husqvarna, Poulan, Rotary, Oregon, Murray, Electrolux, and Jonsered.
  • Compatible with multiple Husqvarna lawn mower models such as LT1238, LT1538, LT18542, and others across different series.
  • Fits several Craftsman lawn mower models including LT1000 and LT2000, as well as select AYP and Poulan models.
  • Works with multiple Weed Eater lawn mowers and Murray tractors, in addition to Ryobi lawn mower tractors.
  • Dimensions: 3-1/2 inches outer diameter, 3/8 inch inner diameter, 2-1/8 inches total height, 1 inch pulley height.
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  • Flat Idler Pulley 280-934 compatible with various brands including AYP, Craftsman, Husqvarna, Poulan, Rotary, Oregon, Murray, Electrolux, and Jonsered.
  • Compatible with multiple Husqvarna lawn mower models such as LT1238, LT1538, LT18542, and others across different series.
  • Fits several Craftsman lawn mower models including LT1000 and LT2000, as well as select AYP and Poulan models.
  • Works with multiple Weed Eater lawn mowers and Murray tractors, in addition to Ryobi lawn mower tractors.
  • Dimensions: 3-1/2 inches outer diameter, 3/8 inch inner diameter, 2-1/8 inches total height, 1 inch pulley height.
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#7
NTSUMI
14% Off
  • Compatible with various John Deere lawn mower models including 60, 62, 647, and F735, among others, replacing TCA17524 and 3838021
  • Effectively maintains belt tension for optimal power transmission, preventing slippage and ensuring reliable operation
  • Minimizes belt wear and extends its lifespan, contributing to smoother mower deck operation and reducing noise and vibration
  • Constructed from high-strength metal for enhanced durability and resistance to wear and corrosion, ensuring long-lasting performance
  • User-friendly installation process that does not require special tools, though professional assistance is advisable for those uncertain about installation
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  • Compatible with various John Deere lawn mower models including 60, 62, 647, and F735, among others, replacing TCA17524 and 3838021
  • Effectively maintains belt tension for optimal power transmission, preventing slippage and ensuring reliable operation
  • Minimizes belt wear and extends its lifespan, contributing to smoother mower deck operation and reducing noise and vibration
  • Constructed from high-strength metal for enhanced durability and resistance to wear and corrosion, ensuring long-lasting performance
  • User-friendly installation process that does not require special tools, though professional assistance is advisable for those uncertain about installation
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#8
LIZEWEI
  • Replaces part numbers 532194326 and 532194327 for mower idler pulleys.
  • Includes two 532194326 pulleys (ID: 0.39", OD: 3.555", Height: 0.39") and one 532194327 flat idler pulley (OD: 3-1/2", Height: 3/8", ID: 3/8").
  • Compatible with brands including Husqvarna, Craftsman, AYP, Poulan, and Roper.
  • Fits various models such as AYP C20H42YT, PB19542LT, and PB20H46YT.
  • Applicable to Husqvarna models like 2042LS, 2146XLS, and 2754GLS.
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  • Replaces part numbers 532194326 and 532194327 for mower idler pulleys.
  • Includes two 532194326 pulleys (ID: 0.39", OD: 3.555", Height: 0.39") and one 532194327 flat idler pulley (OD: 3-1/2", Height: 3/8", ID: 3/8").
  • Compatible with brands including Husqvarna, Craftsman, AYP, Poulan, and Roper.
  • Fits various models such as AYP C20H42YT, PB19542LT, and PB20H46YT.
  • Applicable to Husqvarna models like 2042LS, 2146XLS, and 2754GLS.
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#9
BLUESTARS
  • IMPORTANT NOTE: Please kindly confirm your engine's model and part numbers before purchasing to guarantee that you receive the correct part. OD: 3-1/2”, ID: 3/8” (bore diameter), Height: 3/4”; Specification of Hardware kit: Hex Bolt : 3/8-16” x 1-3/4”, Flat Washer: 0.407” x 0.812” x 0.13”, Flanged Nylon Lock Nut: 3/8-16”
  • WIDE COMPATIBILITY: Replaces AYP 194326, 532194326; Dixon 532194326; Husqvarna 532194326; Snapper 705079; 280-659, 332519B. For Craftsman, Hus, McCulloch, Sears, Poulan, Poulan Pro, AYP riding lawn mower tractor with 42" 54" deck. Compatible with AYP C20H42YT, PB19542LT, PB19546LT, PB19H42LT, PB195H46YT, PB19H42YT, PB20H42LT, PB20H42YT, PB20H46LT, PB22H42YT, PB22H46YT, PB22H48YT
  • COMPATIBLE WITH VARIOUS MODELS: Fits for Poulan PB20H42YT, PB22H46YT, PB23H48YT, PB26H54YT, PB195H42LT, PB2042YT, PBGT26H54, PXT195G42, PB20H42LT, PB19546LT, XT19H42YT, PB195H42LT, PB19542LT, PBGT22H54, PB20H46YT, PB19546LT, PO15542LT, PB22H48YT Lawn Tractor. Compatible with Craftsman YT3000 YET4000, 4500, GT600. Fits for W14538 Lawn Tractor
  • PERFECT FIT: For Hus 2042 LS, 2246 LS, 2346 XLS, 2348 LS, 2748 GLS, 2754 GLS, GTH 2448 T, GTH 2454 T, GTH 26 K 54, GTH 26 K 54 T, GTH 2648, GTH 2654 T, LGT 2654, LOGTH 2448 T, LOYTH 20 F 42 T, LTH 1538, LT 1538, PB 19546 LT, YT 1942T, YTH 1542 XP, YTH 1542 XPT, YTH 1848 XPT, YTH 20 B 42 T, YTH 20 F 42 T, YTH 20 K 46, YTH 2042, YTH 2146 XP, YTH 2242T, YTH 2246, YTH 2348, YTH 2448T, YTH 2454, YTH 2454T, LGT 2554, YTA19K42, YTH 21K46, YTH 23V48, YTH 24V48 LS, YTH 2348, YT 46LS Riding Mowers
  • SUPERIOR MATERIAL: 194326 Idler Pulley has a coating layer for better protection as well as improving durability and flexibility. The idler pulley is made from premium quality materials to resist breaking and bring smooth operation for your mower. We conduct thorough quality checks to guarantee that each part will stay reliable for a long time
  • 100% LIFETIME PROTECTION: Enjoy reliable performance with our lifetime protection, ensuring that your product will always be covered for any defects or issues that may arise
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  • IMPORTANT NOTE: Please kindly confirm your engine's model and part numbers before purchasing to guarantee that you receive the correct part. OD: 3-1/2”, ID: 3/8” (bore diameter), Height: 3/4”; Specification of Hardware kit: Hex Bolt : 3/8-16” x 1-3/4”, Flat Washer: 0.407” x 0.812” x 0.13”, Flanged Nylon Lock Nut: 3/8-16”
  • WIDE COMPATIBILITY: Replaces AYP 194326, 532194326; Dixon 532194326; Husqvarna 532194326; Snapper 705079; 280-659, 332519B. For Craftsman, Hus, McCulloch, Sears, Poulan, Poulan Pro, AYP riding lawn mower tractor with 42" 54" deck. Compatible with AYP C20H42YT, PB19542LT, PB19546LT, PB19H42LT, PB195H46YT, PB19H42YT, PB20H42LT, PB20H42YT, PB20H46LT, PB22H42YT, PB22H46YT, PB22H48YT
  • COMPATIBLE WITH VARIOUS MODELS: Fits for Poulan PB20H42YT, PB22H46YT, PB23H48YT, PB26H54YT, PB195H42LT, PB2042YT, PBGT26H54, PXT195G42, PB20H42LT, PB19546LT, XT19H42YT, PB195H42LT, PB19542LT, PBGT22H54, PB20H46YT, PB19546LT, PO15542LT, PB22H48YT Lawn Tractor. Compatible with Craftsman YT3000 YET4000, 4500, GT600. Fits for W14538 Lawn Tractor
  • PERFECT FIT: For Hus 2042 LS, 2246 LS, 2346 XLS, 2348 LS, 2748 GLS, 2754 GLS, GTH 2448 T, GTH 2454 T, GTH 26 K 54, GTH 26 K 54 T, GTH 2648, GTH 2654 T, LGT 2654, LOGTH 2448 T, LOYTH 20 F 42 T, LTH 1538, LT 1538, PB 19546 LT, YT 1942T, YTH 1542 XP, YTH 1542 XPT, YTH 1848 XPT, YTH 20 B 42 T, YTH 20 F 42 T, YTH 20 K 46, YTH 2042, YTH 2146 XP, YTH 2242T, YTH 2246, YTH 2348, YTH 2448T, YTH 2454, YTH 2454T, LGT 2554, YTA19K42, YTH 21K46, YTH 23V48, YTH 24V48 LS, YTH 2348, YT 46LS Riding Mowers
  • SUPERIOR MATERIAL: 194326 Idler Pulley has a coating layer for better protection as well as improving durability and flexibility. The idler pulley is made from premium quality materials to resist breaking and bring smooth operation for your mower. We conduct thorough quality checks to guarantee that each part will stay reliable for a long time
  • 100% LIFETIME PROTECTION: Enjoy reliable performance with our lifetime protection, ensuring that your product will always be covered for any defects or issues that may arise
Read More
#10
BLUESTARS
  • IMPORTANT NOTE: Please kindly confirm your engine's model and part numbers before purchasing to guarantee that you receive the correct part. OD: 3-1/2”, ID: 3/8” (bore diameter), Height: 3/4”; Specification of Hardware kit: Hex Bolt : 3/8-16” x 1-3/4”, Flat Washer: 0.407” x 0.812” x 0.13”, Flanged Nylon Lock Nut: 3/8-16”
  • WIDE COMPATIBILITY: Replaces AYP 194326, 532194326; Dixon 532194326; Husqvarna 532194326; Snapper 705079; 280-659, 332519B. For Craftsman, Hus, McCulloch, Sears, Poulan, Poulan Pro, AYP riding lawn mower tractor with 42" 54" deck. Compatible with AYP C20H42YT, PB19542LT, PB19546LT, PB19H42LT, PB195H46YT, PB19H42YT, PB20H42LT, PB20H42YT, PB20H46LT, PB22H42YT, PB22H46YT, PB22H48YT
  • COMPATIBLE WITH VARIOUS MODELS: Fits for Poulan PB20H42YT, PB22H46YT, PB23H48YT, PB26H54YT, PB195H42LT, PB2042YT, PBGT26H54, PXT195G42, PB20H42LT, PB19546LT, XT19H42YT, PB195H42LT, PB19542LT, PBGT22H54, PB20H46YT, PB19546LT, PO15542LT, PB22H48YT Lawn Tractor. Compatible with Craftsman YT3000 YET4000, 4500, GT600. Fits for W14538 Lawn Tractor
  • PERFECT FIT: For Hus 2042 LS, 2246 LS, 2346 XLS, 2348 LS, 2748 GLS, 2754 GLS, GTH 2448 T, GTH 2454 T, GTH 26 K 54, GTH 26 K 54 T, GTH 2648, GTH 2654 T, LGT 2654, LOGTH 2448 T, LOYTH 20 F 42 T, LTH 1538, LT 1538, PB 19546 LT, YT 1942T, YTH 1542 XP, YTH 1542 XPT, YTH 1848 XPT, YTH 20 B 42 T, YTH 20 F 42 T, YTH 20 K 46, YTH 2042, YTH 2146 XP, YTH 2242T, YTH 2246, YTH 2348, YTH 2448T, YTH 2454, YTH 2454T, LGT 2554, YTA19K42, YTH 21K46, YTH 23V48, YTH 24V48 LS, YTH 2348, YT 46LS Riding Mowers
  • SUPERIOR MATERIAL: 194326 Idler Pulley has a coating layer for better protection as well as improving durability and flexibility. The idler pulley is made from premium quality materials to resist breaking and bring smooth operation for your mower. We conduct thorough quality checks to guarantee that each part will stay reliable for a long time
  • 100% LIFETIME PROTECTION: Enjoy reliable performance with our lifetime protection, ensuring that your product will always be covered for any defects or issues that may arise
Read More
  • IMPORTANT NOTE: Please kindly confirm your engine's model and part numbers before purchasing to guarantee that you receive the correct part. OD: 3-1/2”, ID: 3/8” (bore diameter), Height: 3/4”; Specification of Hardware kit: Hex Bolt : 3/8-16” x 1-3/4”, Flat Washer: 0.407” x 0.812” x 0.13”, Flanged Nylon Lock Nut: 3/8-16”
  • WIDE COMPATIBILITY: Replaces AYP 194326, 532194326; Dixon 532194326; Husqvarna 532194326; Snapper 705079; 280-659, 332519B. For Craftsman, Hus, McCulloch, Sears, Poulan, Poulan Pro, AYP riding lawn mower tractor with 42" 54" deck. Compatible with AYP C20H42YT, PB19542LT, PB19546LT, PB19H42LT, PB195H46YT, PB19H42YT, PB20H42LT, PB20H42YT, PB20H46LT, PB22H42YT, PB22H46YT, PB22H48YT
  • COMPATIBLE WITH VARIOUS MODELS: Fits for Poulan PB20H42YT, PB22H46YT, PB23H48YT, PB26H54YT, PB195H42LT, PB2042YT, PBGT26H54, PXT195G42, PB20H42LT, PB19546LT, XT19H42YT, PB195H42LT, PB19542LT, PBGT22H54, PB20H46YT, PB19546LT, PO15542LT, PB22H48YT Lawn Tractor. Compatible with Craftsman YT3000 YET4000, 4500, GT600. Fits for W14538 Lawn Tractor
  • PERFECT FIT: For Hus 2042 LS, 2246 LS, 2346 XLS, 2348 LS, 2748 GLS, 2754 GLS, GTH 2448 T, GTH 2454 T, GTH 26 K 54, GTH 26 K 54 T, GTH 2648, GTH 2654 T, LGT 2654, LOGTH 2448 T, LOYTH 20 F 42 T, LTH 1538, LT 1538, PB 19546 LT, YT 1942T, YTH 1542 XP, YTH 1542 XPT, YTH 1848 XPT, YTH 20 B 42 T, YTH 20 F 42 T, YTH 20 K 46, YTH 2042, YTH 2146 XP, YTH 2242T, YTH 2246, YTH 2348, YTH 2448T, YTH 2454, YTH 2454T, LGT 2554, YTA19K42, YTH 21K46, YTH 23V48, YTH 24V48 LS, YTH 2348, YT 46LS Riding Mowers
  • SUPERIOR MATERIAL: 194326 Idler Pulley has a coating layer for better protection as well as improving durability and flexibility. The idler pulley is made from premium quality materials to resist breaking and bring smooth operation for your mower. We conduct thorough quality checks to guarantee that each part will stay reliable for a long time
  • 100% LIFETIME PROTECTION: Enjoy reliable performance with our lifetime protection, ensuring that your product will always be covered for any defects or issues that may arise
Read More

How We Estimate & Rank

We make shopping simple by hand-picking the top 10 Lawn Mower Idlers just for you. Our team focuses on what’s available right now, what’s popular with other shoppers, and, most importantly, what’s most relevant to your search. We cover leading brands such as Mr Mower Parts, NTSUMI, UP2WIN, Haiouus, Notonmek, and other trusted names in this category. By filtering out the noise, we ensure you only see high-quality options that actually meet your needs. It’s all the best finds, minus the endless scrolling!

2,455
PRODUCTS SCANNED & ANALYZED

Final Recommendations

We’ve selected three standout options to make your choice easier.

BEST OVERALL

Our overall winner is Mr Mower Parts Lawn Mower Idler Pulley for Ferris 5102678 Bad Boy # 033-8050-00 by Mr Mower Parts, earning top marks for its balanced combination of quality, performance, and price.

Mr Mower Parts Lawn Mower Idler Pulley for Ferris 5102678 Bad Boy # 033-8050-00
BEST VALUE

The best value for most shoppers is Flat Idler Pulley Compatible with Craftsman Husq Ariens Sears Poulan Riding Lawn Mower Tractor with 42" 46" 48" 54” Deck by UP2WIN, earning consistently positive feedback for its performance and accessible pricing.

Flat Idler Pulley Compatible with Craftsman Husq Ariens Sears Poulan Riding Lawn Mower Tractor with 42" 46" 48" 54” Deck, Replace 197379, 196106
BEST DEAL

The best deal available right now for Lawn Mower Idlers is Flat Idler Pulley Fit for Ariens John Deere 737 757 777 797 1585 1570 1580 Z820A Z910A Series by NTSUMI, now offered at 14% off.

Flat Idler Pulley Fit for Ariens John Deere 737 757 777 797 1585 1570 1580 Z820A Z910A Series, Lawn Mower Idler Pulley Replace TCA17524 3838021