Caltric 42" Deck Mulch Cover Compatible With John Deere X125 X126 X145 X300 X304 X310

What It Is

The Caltric 42" Deck Mulch Cover is an aftermarket accessory designed to block the discharge chute on select John Deere lawn tractors with a 42-inch cutting deck. It redirects clippings back under the deck for finer mulching, eliminating the need to bag or side-discharge.

Fitment & Compatibility

Before buying, verify your John Deere model is listed: X125, X126, X145, X300, X304, X310. This cover only fits 42-inch decks (measure your deck’s cutting width). It is NOT compatible with 48-inch or 54-inch decks. OEM part number is typically AM141827 or similar – this is an aftermarket replacement. Check that your deck has the two mounting holes on the discharge chute flange; some early models may use a different bolt pattern. The cover includes hardware, but you may need a 10mm or 13mm socket/wrench for installation.

Key Things to Know

• Quality concerns: With a 2.8-star rating from 8 reviews, reports of thin plastic, warping, or poor fit are common. Inspect for cracks or misaligned holes before installation.
• Installation difficulty: Easy to install – remove the existing chute deflector (if present), align the cover, and bolt on. No cutting or drilling required.
• Gotcha: This cover blocks the discharge entirely. Do not use when mowing wet grass or tall weeds – clippings will clump and choke the deck. You’ll need to remove it for bagging or side-discharge.
• Warranty: Caltric offers limited support; check return policy before buying.

Should You Buy It

This is a budget-friendly option if you already have a 42-inch John Deere and want a simple mulching cover for dry, moderate grass. But given the low ratings, you’re better off spending a bit more on the OEM John Deere part for reliable fit and durability. Skip it if you mow wet or heavy growth.