Karts and Parts 4-Bolt Mower Deck Spindle Assembly for 42-inch PoulanPro — Complete Replacement with Preinstalled Bearings

High-strength 4-bolt mower deck spindle assembly engineered to replace PoulanPro part 532187292 and restore reliable blade rotation on 42" PoulanPro lawn tractors.

This complete spindle unit from Karts and Parts includes the spindle housing, shaft, bearings, blade bolt and washer, pulley nut, and a grease fitting so you get a ready-to-install replacement for worn or damaged deck spindles. It fits a wide range of PoulanPro 42" models and serials, offering the same five-point star blade mount pattern used by the original equipment for a secure blade connection.

Will this spindle assembly fit my PoulanPro 42" mower?

If your tractor matches one of the listed model and serial combinations, this assembly is designed to fit directly without modification. Check the model code and serial number ranges printed on your mower to confirm compatibility.

• Fits PO14542LT, PO15542LT, PO17542LT, PO175A42LT, PO19542LT models (various serials 2010–2013)
• Fits PP155G42, PP155H42, PP175G42, PP185A42, PP19A42, PXT155G42, PXT175G42 (serials 2011–2015)
• Replaces PoulanPro part numbers 587253301, 587125401, 532192870, 532187292, 532187281

What components are included and what condition are they in?

This is a full replacement spindle assembly supplied ready for installation; all wear-prone parts are included to reduce repeat repairs. Bearings are pre-installed and a grease fitting is provided for ongoing maintenance.

• Included: spindle housing, spindle shaft, bearings, blade bolt, blade washer, pulley nut
• Factory-machined five-point star blade mount for correct blade alignment
• Grease fitting allows routine lubrication to extend service life

How do I install the spindle and what tools will I need?

Installation is straightforward for someone comfortable working on mower decks; basic hand tools and a torque wrench are typically all that’s required. Always follow safety steps: disconnect spark plug, secure the deck, and use proper torque values for blade hardware.

• Tools: socket set, torque wrench, jack or deck support, thread locker as recommended
• Remove old spindle, transfer pulley if necessary, install new unit and torque blade bolt to manufacturer spec
• Use grease gun to lubricate via the grease fitting after installation

How does this assembly help prevent future deck problems?

Replacing a worn spindle with this complete assembly restores correct blade mounting and bearing alignment, reducing vibration and uneven cutting that accelerate wear. The included grease fitting and robust factory components make routine maintenance easier and more effective.

• Rebuilt assembly reduces blade wobble and vibration
• Sealed bearings and proper fitment lower risk of premature failure
• Compatible hardware included avoids mismatched fasteners that cause damage

Who is this for: This spindle assembly is intended for owners or service technicians of PoulanPro 42" lawn tractors who need a direct-fit replacement for damaged or worn deck spindles. It's ideal if you want a complete, install-ready unit that matches OEM mounting and fitment, lets you resume safe, even mowing, and simplifies future maintenance with a grease fitting and included mounting hardware.

• Features:
  • Replaces PoulanPro Part Numbers: 587253301, 587125401, 532192870, 532187292, 532187281
  • Includes: Spindle Housing, Spindle Shaft, Bearings, Blade Bolt, Blade Washer, Pulley Nut
  • 5 Point Star Shaped Blade Mount
  • Grease Fitting
  • Fits the PoulanPro 42" Lawn Tractor Models Listed Below

Compatibility note: Always confirm model and serial numbers against the list shown in the product details before ordering to ensure proper fit. If in doubt, consult your mower’s parts manual or contact Karts and Parts customer support with your tractor’s model/serial for verification.