Description
Hustler OEM 602879 Lower Idler Arm Pivot Bushing
The Genuine Hustler OEM 602879 Lower Idler Arm Pivot Bushing is Designed to Support Proper Idler Arm Movement and Maintain Reliable Belt Tension on Select Hustler Mower Applications. Hustler OEM Idler Arm Pivot Bushings 602879 is a One of a Two-Piece System and Inserts into the Idler Arm as the Replaceable Stationary Piece that the Idler Arm Rotates Around. 602879 Idler Arm Bushings Relies on Grease Lubrication to Create a Lubricant Barrier to Reduce the Wear and Heat from Continual Movement and Readjustment Between the Idler Arm and the Idler Arm Pivot Bushings. 602879 Is the Bottom or Lower Bushing of a Two - Piece Bushing 602879 Will Fit into the Upper 602880 Bushing. Whenever Replacing Either, The Idler Arm or the Pivot Bushing, it is Recommend Checking Each (Idler Arm & Pivot Bushings) for Wear to Determine if Both (Idler Arm & Pivot Bushings) Should be Replaced at the Same Time.
Worn Idler Arm Pivot Bushings Will Cause:
- Belts to Slip from Not Maintaining Constant Tension
- Cause Jerking or the Loss of Drive Traction
- Creating Chattering Noise of the Belt / Hydro & Engine Pulley Making Inconsistent Contact
- Cause Inconsistent Drive Tracking
- Cause Inconsistent & Consistent Belt Burn and Taring
- Cause Belt Snapping or Tearing
- Hydraulic Drive Belt & Pulleys Mis-Alignment
- Causing the Hydraulic Belt to Consistently & Progressively Come Off
- Causing Loss of Drive Traction
- Cause Inconsistent Belt Wear, Tearing and Snapping
⚠️ Before You Order – Verify Fitment
Hustler Uses Multiple Idler Pivot Bushing Designs Depending on Mower Model, Mower Design, and Production Age. Pivot Bushings are Not a One Part Number Fits All Models So Be Sure to Refer to the Model Fit Chart for an Accurate Break down of Specific Model Number Usage Before Ordering.
Not sure? Contact us with your Hustler Model and Serial Number and We’ll Help Verify Fitment.
What This Part Does
- Supports Proper Idler Arm Pivot Movement
- Helps Maintain Correct Hydraulic Drive Belt Tension Operation
- Supports Correct Belt/Pulley Alignment and Tracking
- Helps Prevent Belt Slippage and Premature Belt Wear
- Reduces Excessive Play and Vibration in The Idler Assembly
- Genuine Hustler OEM Replacement Part for Correct Fit and Performance
Part Details
- Brand: Hustler
- Part Number: 602879
- Supersession: n/a
- Part Type: One of a Two-Piece Bushing System - Lower Idler Arm Pivot Bushing
- Application: Idler Arm Pivot Support
- OEM: Genuine Hustler
Associated Parts
Refer to the Detail Parts Diagrams in the Images for Additional Parts Info.
Fits These Hustler Models/Families
Verify your model number is Listed in the Model Fit Chart Below before ordering.
- FasTrack Series (2022 - Current)
- X-ONE Series (2016 - Current Models) * Only 52", 60" & 72" SIDE DISCHARGE & 54" & 60" REAR DISCHARGE MODELS
- X-RIDE (All Models)
- Super Z Series (2011 - Current Models)
- Super Z HD Series (All Models)
- Diesel Z (All Models)
- Super SF Series (All Models)
- Super 88 Series (All Models)
- Super 104 Series (All Models)
Model Fit Chart
FasTrack (2022 - Current)
941724, 941732, 941740, 941757, 941765, 941773, 941781, 941674, 941682, 941708, 943704, 943753, 943761
X-ONE (2016 - Current)
* 52", 54", 60", 72" Side & Rear Discharge Models
936237, 936245US, 936252, 936260, 936278, 936286, 936294US, 936302, 936310, 936328, 936336, 936740, 936765, 936773, 936781, 936799, 936815, 936823, 936831, 936849, 939314, 939322, 940056, 940064, 940072, 940080, 940106, 940114, 940122, 940130, 940197, 941062, 941070, 941369, 941831, 941856, 941864, 941872, 941880, 941898, 941922, 941930, 941971, 942201, 942334, 942797, 943399, 943407, 943787, 943795, 943803, 943811, 943829, 943837, 943845
X-RIDE (All 60" Models)
944074, 944868
Super Z (2011 - Current Models)
929927, 929935, 929943, 929950, 930024, 930065, 930875, 931048, 932012, 932020, 932038, 932046, 932053, 932061, 932129, 932137, 932970, 932988, 933457, 933929US, 934216, 934224, 934232, 934240, 934265, 934273, 934281, 934984US, 934992, 935007, 935015US, 935023, 935031, 935049, 935056US, 935064, 936872, 936880, 936898US, 936914, 936922, 936930, 936948US, 936955, 936989, 937714, 937722, 937730, 938985, 938993, 940031, 940049, 941138, 941146, 941153, 941161, 941179, 941187, 941195, 941203, 941377, 941385, 942342, 942771, 942763, 942805, 942813, 942821, 942839, 942854, 942862, 942870, 942888, 942896, 942912, 942920, 943852, 943860, 943878, 943886, 943894, 943910, 943928, 943936, 943944
Super Z Hyper Drive (All Models)
932145, 932152, 932160, 932178, 932186, 932996, 933002, 934307, 934315, 934323, 934331, 934349, 934356, 934687, 934695, 934919, 934927, 934935, 934943, 934950, 934968, 934976, 936997, 937003, 937011, 937029, 937037, 937045, 937052, 937110, 939561, 939579, 939587, 939595, 941229, 941237, 941245, 941252, 941260, 941278, 941286, 941294, 941302, 941310, 941328, 941534, 941542, 941559, 941567, 942219, 942227, 942235, 942243, 942250, 942359, 942765, 942961, 942979, 942995, 943001, 943019, 943027, 943035, 943043, 943050, 943068, 943951, 943969, 943977, 943985, 943993, 944017, 944041, 944025, 944033, 944041
Diesel Z (2025 - Earlier Models)
938233US, 938241US, 938258US, 938266US, 940452US, 940460US, 940478US, 940486US, 943233US, 943241US, 943249US, 943266US
Super SF (All Models)
942029, 942037, 942045, 942052, 943506, 943514, 943522, 943530
Super 88 (All Models)
936617, 939546
Super 104 (All Models)
937201, 937219, 939462, 939470, 939603, 939652, 941005, 941526, 942318, 943217, 943225, 944058, 944066
Important Replacement Notes & Helps
- When Experiencing Belt Slipping Before Replacing the Idler Arm & Idler Arm Pivot Bushings Alway Evaluate the Problem First - Refer to the Directions & Drive Belt Helps in the Images Above for Proper Evaluation and Adjustment of the Drive Belt
- Whenever Replacing the Hydro Drive Components from Wear, it is Always Recommended to Evaluate and Replace the Hydraulic Drive Belt - If Replacing the Hydraulic Drive Belt, the Belt Requires Proper Spring Tension Adjustment (Exception of FasTrack Models). Refer to Instructions in the Images Above or Contact us here at Hilly Ridge if Further Assistance is Needed with finding Proper Spring Tension Measurements and Directions.
- Whenever Replacing Hydro Drive Components Whether or Not Replacing the Hydraulic Drive Belt, the Hydraulic Drive Belt Tension Will Require the Spring Tension Adjustment to Be Readjusted (Exception of FasTrack Models). Refer to Instructions in the Images Above or Contact us here at Hilly Ridge if Further Assistance is Needed with finding Proper Spring Tension Measurements and Directions.