753-09904A Deck Brake Arm Kit Compatible with MTD Cub Cadet Craftsman Troy-Bilt 42 Inch Mower Deck Parts - Replaces 983-05182A 983-05183 683-05095 683-05183 732-05151A

What It Is

The 753-09904A Deck Brake Arm Kit is a replacement part for the brake mechanism that stops the mower blades when the engagement lever is released. It’s used on 42-inch cutting decks for various MTD-built lawn tractors, including Cub Cadet, Craftsman, and Troy-Bilt models.

Fitment & Compatibility

Before buying, verify that your mower has a 42-inch stamped steel deck (common on LT, GT, and RZT series from the early 2000s to present). This kit replaces OEM numbers 983-05182A, 983-05183, 683-05095, 683-05183, and 732-05151A. It includes the brake arm, spring, and hardware—not just the pad. Measure the existing arm length (approx. 6.5 inches) and check that the pivot hole diameter matches your deck’s stud (typically 5/16 inch). Does not fit zero-turn or 46-inch+ decks.

Key Things to Know

• Quality: Aftermarket, but reviews indicate it’s durable—metal arm, not plastic. Some users report the spring is slightly weaker than OEM; keep your old spring if it’s still good.
• Installation difficulty: Moderate. You’ll need a socket set and possibly a pry bar to release tension on the brake cable. Expect 20-40 minutes.
• Common gotcha: The brake pad may need slight filing to align with the blade brake disc. Also, ensure the cable is reconnected correctly—wrong routing causes the brake to drag or not engage fully.
• Tip: When installing, use thread locker on the pivot bolt to prevent loosening from vibration.

Should You Buy It

If your mower’s deck brake is sticking, not stopping the blades, or the arm is bent/broken, this kit is a solid, budget-friendly fix. It’s right for DIY homeowners who want a direct replacement without hunting multiple OEM parts. Skip it if you need a full brake assembly (including the disc) or if your deck is over 15 years old—check for rusted pivot points first.