Husqvarna 510034301 Bearing Seal – Genuine OEM Replacement Equipment Seal

Part Number: 510034301
Category: Zero-Turn Mower Wheel, Caster Bearing & Seal Components
Type: Bearing Seal – Genuine OEM Replacement Equipment Seal

The Husqvarna 510034301 Bearing Seal is a genuine OEM replacement sealing component designed for select Husqvarna and RedMax lawn mowers, lawn tractors, and zero-turn mowers.

Product Specifications

• Part Number: 510034301
• Manufacturer: Husqvarna
• Product Type: Bearing Seal
• OEM Description: Seal / Seal, Bearing
• Component Type: Wheel Bearing Sealing Component
• Function: Helps Protect the Bearing Assembly from Contamination
• System: Front Caster Wheel / Wheel Bearing Assembly
• Application: Zero-Turn Mower / Lawn Mower / Lawn Tractor
• Compatible Brands: Husqvarna / RedMax
• Component Location: Caster Wheel / Bearing Area on Documented Applications
• Associated Components: Wheel Bearing / Caster Fork / Axle Spacer / Dust Cap / Wheel
• Replacement Type: Direct OEM Replacement
• OEM Status: Genuine Husqvarna OEM Part
• Condition: New
• Quantity: 1 Bearing Seal
• Part Number Reference: 510034301
• Alternate Number Format: 510 03 43-01
• UPC: 705788532308

OEM parts sources confirm 510034301 as a genuine Husqvarna Seal Bearing and list UPC 705788532308.

Features & Benefits

• Genuine Husqvarna OEM replacement component
• Factory-designated Bearing Seal
• Designed for compatible Husqvarna mower applications
• Used in the front caster wheel assembly on documented zero-turn mowers
• Helps protect wheel bearings from dirt and debris
• Helps reduce contamination around the bearing assembly
• Supports proper wheel-bearing service life
• Works with applicable factory caster-wheel components
• Helps maintain the original wheel assembly configuration
• Manufactured to original equipment requirements
• Provides factory-style fit and positioning
• Suitable for caster wheel and bearing maintenance
• Useful when replacing worn wheel bearings
• Ideal replacement for torn, cracked, hardened, distorted, damaged, or missing seals
• Direct replacement for equipment requiring 510034301
• Genuine OEM component rather than an unspecified universal bearing seal

Documented Applications

The Husqvarna 510034301 Bearing Seal is documented for numerous Husqvarna mower and zero-turn platforms. Parts references include applications such as:

• Husqvarna Z560
• Husqvarna Z560X
• Husqvarna Z548
• Husqvarna Z554X
• Husqvarna PZ29FXBF
• Husqvarna PZ6034FX
• Husqvarna PZ6034FXZT
• Husqvarna PZ 6034 FX 60" Zero-Turn
• Select additional Husqvarna commercial zero-turn mowers
• Select RedMax equipment
• Front caster wheel assemblies
• Wheel bearing assemblies
• OEM applications requiring 510034301

For example, Husqvarna's official Z560X illustrated parts list places 510034301 directly in the wheel assembly and specifies a quantity of two seals, alongside four 510034403 bearings.

The part is also documented for the Husqvarna PZ29 BF, where Husqvarna again specifies two 510034301 seals and four associated bearings in the wheel assembly.

Front Caster Wheel Assembly

On documented Husqvarna zero-turn mower applications, the 510034301 Bearing Seal is used alongside components including:

• 510034301 – Seal
• 510034403 – Bearing
• 510034001 – Cap
• 525611902 – Fork
• 539105518 – Spacer
• Applicable wheel/tire assembly
• Applicable axle bolt, nut, washer, and lubrication components

Husqvarna's Z560X parts diagram specifies two 510034301 seals per applicable mower configuration, with one associated with each front caster-wheel assembly.

Why the Bearing Seal Matters

Caster wheels on zero-turn mowers operate close to grass, dirt, dust, moisture, and other outdoor contaminants. The bearing seal helps protect the applicable bearing area while allowing the wheel assembly to operate as designed.

A damaged or missing seal can leave the bearing area more exposed to:

• Dirt
• Dust
• Grass clippings
• Moisture
• Mud
• Abrasive debris
• Other outdoor contaminants

Contamination can contribute to premature bearing wear, increased resistance, noise, looseness, or reduced wheel performance.

Common Signs of Bearing or Seal Wear

The 510034301 Bearing Seal should be inspected during caster wheel service, particularly if you notice:

• Torn or visibly damaged seal material
• Seal no longer seated correctly
• Excessive dirt around the bearing
• Moisture or contamination inside the bearing area
• Front caster wheel wobble
• Excessive wheel play
• Grinding or roughness when rotating the wheel
• Binding or increased rolling resistance
• Damaged or worn wheel bearings
• Seal damage discovered during bearing replacement

Wheel looseness, grinding, or binding can also indicate bearing, axle, spacer, or caster-fork problems, so the complete assembly should be inspected.

Important Notes

• Verify compatibility with your specific Husqvarna or RedMax model, product number, serial number, wheel configuration, and production revision before ordering.
• Husqvarna's official parts documentation identifies 510034301 as a Seal in applicable wheel assemblies.
• OEM parts catalogs commonly describe the component as “Seal, Bearing.”
• Match part number 510034301 directly with the number shown in your equipment's illustrated parts diagram.
• On documented Husqvarna zero-turn mower applications, the seal is associated with the front caster wheel bearing assembly.
• Husqvarna's Z560X parts documentation specifies two 510034301 seals for the applicable mower configuration.
• This listing is for one bearing seal unless otherwise specified.
• Do not assume two seals are included simply because some mower configurations require two.
• Do not confuse this component with an engine oil seal, crankshaft seal, transmission seal, spindle seal, or hydraulic seal.
• Inspect the associated wheel bearings whenever replacing the seal.
• Replace bearings that exhibit excessive play, roughness, binding, corrosion, contamination, or physical damage.
• Inspect the caster wheel, axle spacer, fork, axle hardware, dust cap, and lubrication fittings during service.
• PartsTree documents 510034301 alongside the wheel bearing and axle spacer on the Husqvarna PZ 6034 FX caster-wheel assembly.
• If the original seal failed because of excessive wheel play, determine whether the bearings, axle, spacer, or wheel itself is worn before installing the replacement.
• Clean accumulated dirt and debris from the bearing area before installation.
• Avoid forcing dirt or abrasive debris into the bearing during service.
• Install 510034301 in the same factory location and orientation as the original component.
• Make sure the seal is properly seated and not pinched, folded, torn, or distorted.
• Reinstall associated bearings, spacers, caps, washers, and hardware in the correct sequence.
• Lubricate the caster assembly according to the equipment manufacturer's maintenance requirements where applicable.
• After installation, verify that the caster wheel rotates smoothly without excessive play, binding, or abnormal noise.
• Shut off the mower, engage the parking brake, remove the ignition key, disconnect the spark plug or battery where applicable, and securely support the equipment before servicing a wheel assembly.
• This listing is for one Husqvarna 510034301 Bearing Seal only unless otherwise specified. Bearings, wheels, tires, caster forks, spacers, dust caps, grease fittings, bolts, nuts, and other wheel components are sold separately.
• Match part number 510034301 with your equipment's illustrated parts diagram or OEM documentation before ordering to ensure proper fitment.