YYBParts 20" Replacement Blade for Ryobi 40V Mowers RY40107 RY40108 RY40109 — OEM Fit, Heat‑Treated Steel

YYBParts replacement blade is a direct-fit 20-inch cutting blade designed to replace Ryobi OEM 682162001 / 635373001 for 40V cordless mower models RY40107, RY40108, RY40109 and compatible RY40LM series.

If your Ryobi 40V mower needs a dependable new blade, this YYBParts option provides an immediate OEM-style swap with a one-year warranty and fast local shipping to most U.S. states. It’s manufactured to match the original mounting pattern, blade length, and cutting edge geometry so installation is simple and cutting performance is restored quickly.

Will this blade fit my Ryobi 20-inch 40V lawn mower?

This replacement is engineered to match the original Ryobi part numbers 682162001 and 635373001 and fits 20-inch deck models including RY40LM03, RY40LM30, RY40107, RY40108, and RY40109. Confirm your mower’s blade length and center-bore pattern before ordering to ensure compatibility.

• Designed for 20" cutting decks with OEM-style mounting pattern
• Direct replacement for part numbers 682162001 and 635373001
• Compatible with listed RY40LM and RY4010x models
• One-year product warranty and local shipping to most states

How easy is the blade to install and maintain?

Installation follows the same simple steps as the original Ryobi blade: disconnect the battery, tilt the mower to access the blade, remove the blade bolt, swap blades, torque to manufacturer specs, and reconnect power. Routine care—cleaning, sharpening when needed, and checking bolt torque—keeps the blade cutting efficiently.

• Mounting holes and shape mirror OEM dimensions for straightforward replacement
• Use proper torque on the blade bolt to ensure safety and balance
• Sharpen or replace when tooth wear or nicks affect cut quality
• Inspect for warping or cracks before each mowing season

What cutting performance and durability can I expect?

This YYBParts blade is built to deliver the same level of cut quality as the original, producing cleaner clippings and consistent mulching or bagging depending on your mower’s settings. The blade’s steel and edge profile are chosen to resist deformation under normal homeowner use.

• 20" length maintains specified cutting swath for even coverage
• Edge geometry supports mulching and discharge functions of the mower
• Heat-treated steel resists bending under typical loads
• Balanced during manufacturing to minimize vibration

Who is this replacement blade for? If you own a Ryobi 40V cordless mower in the listed RY40LM or RY4010x model series and need an OEM-compatible 20-inch blade quickly, this YYBParts option is made for you. It’s ideal for homeowners who prefer a like-for-like blade swap without modifying the mower, and for anyone who values local delivery and a one-year product warranty. Always verify model compatibility and follow safety steps when replacing or maintaining mower blades.