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Description
05400728 – Bearing, Ball 2.000 OD × 1.000 ID × .5625 w/ Ring – Ariens / Gravely – Genuine OEM
The Ariens / Gravely® 05400728 ball bearing is a genuine OEM bearing used primarily in front caster wheel assemblies on a wide range of Ariens® and Gravely® zero-turn mowers. Featuring an integrated retaining ring, this bearing ensures proper wheel alignment, smooth rotation, and long service life under heavy load conditions.
Manufactured to exact factory specifications, this bearing is critical for maintaining caster wheel stability, steering responsiveness, and overall mower handling.
Key Details
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Brand: Ariens® / Gravely®
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OEM Part Number: 05400728
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Part Description: Bearing, Ball w/ Ring
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Outer Diameter (OD): 2.000"
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Inner Diameter (ID): 1.000"
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Width: .5625"
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Feature: Retaining Ring
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Part Type: Ball Bearing
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System: Front Caster Wheels
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OEM Status: Genuine Ariens / Gravely replacement part
Primary Applications
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Front caster wheel assemblies
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Front wheel hubs
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Caster fork and wheel support systems
Where Used – Front Caster Wheels (Partial Listing)
ZT XL Series
ZT XL 42 / 48 / 52 / 60
(All listed serial ranges including CARB and EFI variants)
ZTX Series
ZTX 42 / 48 / 52 / 60
(All listed serial ranges)
ZT X Series
ZT X 42 / 48 / 52 / Stealth models
(All listed serial ranges)
ZT HD Series
ZT HD 44 / 48 / 52 / 60
(Including Kawasaki FR, Stealth, and EFI configurations)
Pro-Turn Series
Pro-Turn Z / ZX / EV
48", 52", 60" decks (CARB, EFI, Kawasaki, Kohler, EV models)
Z-Stance Series
Z-Stance 32 / 48 / 52
(All listed serial ranges)
⚠️ Fitment Note:
Bearing usage is specific to front caster wheel assemblies and may vary by wheel hub design and serial range. Always verify bearing dimensions and application using the correct parts diagram before ordering.
