ACS6000ULS Mower Chute Blocker Compatible with Most Zero Turn Mowers, Advanced Chute System Replaces 088-6003-00,088600300, ACS6000ULS, for Ferris,Exmark,Gravely,Hustler 48"/ 54" / 60" / 52" Mowers

What It Is

This is a mower chute blocker designed to convert an open discharge deck into a mulching or side-discharge-blocked setup. It’s for zero turn mowers with 48", 52", 54", or 60" decks, used to prevent grass clumps and debris from spraying sideways during trimming or mulching.

Fitment & Compatibility

Before buying, check these three things:

• Deck size: This fits 48", 52", 54", and 60" decks. Measure your deck’s cutting width—don’t guess based on model number.
• Brand/model: Listed for Ferris, Exmark, Gravely, Hustler, and other zero turns using the Advanced Chute System (ACS). It replaces OEM part numbers 088-6003-00 and 088600300. If your mower uses an ACS-style mounting bracket (typically a spring-loaded hinge on the chute opening), it’s likely compatible. Non-ACS decks may require a different blocker.
• Physical check: The blocker’s hinge and locking tab must match your chute opening width and bracket spacing. Measure your chute opening width (typically 6–8") and compare to the blocker’s dimensions. If your chute has a non-standard width or odd bracket shape, this won’t fit.

Key Things to Know

• Quality: Made of heavy-duty plastic; holds up to normal use but can crack if overtightened or hit hard. Not as rugged as OEM steel blockers.
• Installation: Moderate difficulty—requires removing the existing chute deflector and bolting this on. Tools needed: socket set, possibly a pry bar for stubborn springs. Expect 15–30 minutes.
• Common gotcha: The spring-loaded locking mechanism can be stiff initially. Lubricate the hinge pin with WD-40 before installation. Also, the blocker may rattle if not fully seated against the deck—check the rubber gasket for a tight seal.
• Reviews: Only 2 reviews at 3.5 stars—limited feedback. Likely a niche aftermarket part with inconsistent fitment reports.

Should You Buy It

Buy this if you need a budget-friendly chute blocker for an ACS-equipped zero turn and you’re comfortable with a moderate DIY install. It’s a decent alternative to OEM parts (which can cost 2–3x more) but skip it if you need precise fitment for a non-ACS deck or want a metal blocker for heavy-duty commercial use.