Lawn Mower Spindle with Pulley for Husqvarna YTH22V46 Ariens Poulan Jonsered Mandrel Assembly Replacement Part Number 532187292 532192870 187292 532187281 21546238 21546299 197473 532195945 21546446

What It Is

This is a replacement mandrel assembly with a pre-installed pulley, designed to drive the cutting blades on Husqvarna YTH22V46 and compatible lawn tractors. It replaces worn or seized spindles that cause uneven cutting or blade vibration.

Fitment & Compatibility

• Check deck size & model: Fits 46-inch cutting decks on Husqvarna YTH22V46, YTH24V48, and similar models. Also fits select Ariens (21546238, 21546299), Poulan, and Jonsered tractors.
• Cross-reference OEM numbers: Confirmed fits 532187292, 532192870, 187292, 532187281, 21546238, 21546299, 197473, 532195945, 21546446. Verify your original part number before ordering.
• Measurements: Shaft diameter typically 5/8 inch; pulley diameter ~4.5 inches. Measure your old spindle shaft and bolt hole spacing (center-to-center of mounting holes is usually 3.5 inches).
• Aftermarket note: This is a non-OEM replacement. It may use slightly different bearing quality or housing thickness. If exact OEM fit is critical, verify with your dealer.

Key Things to Know

• Installation difficulty: Moderate. Requires removing deck, belt, and blade. You’ll need a socket set, torque wrench (blade bolt to ~40-50 ft-lbs), and possibly a puller for stubborn spindles.
• Common gotcha: The pulley is pre-installed but may need a spacer or washer to align with the belt. Check belt alignment after installation to avoid premature wear.
• Quality note: At 3.8 stars, some users report shorter lifespan than OEM (2-3 seasons vs 4-5). Inspect bearings for smooth rotation before installing.
• Belt compatibility: Works with standard 46-inch deck belts (e.g., 532195946). If your belt is stretched or damaged, replace it at the same time.

Should You Buy It

Buy if you need a budget-friendly replacement for a worn spindle on a Husqvarna or compatible 46-inch deck and you’re comfortable with moderate DIY work. Skip if you require OEM reliability for heavy commercial use or if your deck model isn’t listed above—measure first.