2 Pack 130794 Spindle Assembly with 532173436 Mandrel Pulley Replaces Husqvarna 532130794 Spindle Assembly, 539110158 532137646 532128774 532137645 for Husqvarna DLT3000 YTH1542 Decks

What It Is

This is a 2-pack of replacement spindle assemblies (part 130794) with a 532173436 mandrel pulley, designed for Husqvarna lawn tractors. It mounts the blade and drives it via the belt, used on 42-inch and 46-inch cutting decks like those on DLT3000 and YTH1542 models.

Fitment & Compatibility

• Check deck size and model: Fits Husqvarna 42" and 46" decks (e.g., DLT3000, YTH1542, YTH18542). Verify your deck measures 42 or 46 inches across (blade tip to blade tip).
• OEM vs aftermarket: This is a non-OEM replacement. Cross-references to Husqvarna OEM part 532130794, plus 539110158, 532137646, 532128774, 532137645.
• Measure spindle shaft: OEM shaft diameter is 5/8 inch. Measure yours before buying—aftermarket spindles can vary slightly.
• Pulley included: Mandrel pulley 532173436 is pre-installed. Check your belt width (typically 1/2" or 5/8") to ensure pulley groove matches.
• Deck type: Only for stamped steel decks, not fabricated. Confirm your deck has three spindle holes (two outer, one center).

Key Things to Know

• Quality concerns: 2.9-star rating with only 2 reviews suggests possible durability issues. Some users report bearings failing sooner than OEM.
• Installation difficulty: Moderate. You’ll need a socket set, wrench, and possibly a puller for stubborn old spindles. No special tools required.
• Common gotcha: The pulley may not align perfectly with OEM belt path. Double-check belt tension and deck level after install.
• Price vs value: At $50.99 for two, it’s cheaper than OEM singles (~$40 each). But lower reliability may mean replacing sooner.

Should You Buy It

Buy this if you need a budget-friendly, quick fix for a Husqvarna 42" or 46" deck and are comfortable with minor alignment adjustments. Avoid if you prioritize long-term durability or have a fabricated deck—stick with OEM spindles for better reliability.