8TEN Spindle High-Lift Blade Kit for Toro 42 inch Cut Deck TimeCutter Z4200 Z4220 Z4235 Zero Turn Mower

What It Is

This is a set of three high-lift blades designed for Toro TimeCutter zero-turn mowers with a 42-inch cutting deck (models Z4200, Z4220, Z4235). High-lift blades create stronger airflow for better grass discharge and bagging performance compared to standard blades.

Fitment & Compatibility

Only fits Toro 42-inch TimeCutter decks on models Z4200, Z4220, and Z4235. Verify your deck measures exactly 42 inches from blade tip to blade tip. These are aftermarket blades—OEM Toro part numbers 131-6042 or 131-6042-03 are direct replacements. Check the center hole diameter (likely 5/8-inch) and overall length (approximately 16.5 inches per blade). Confirm your spindle’s bolt pattern matches the three-hole design.

Key Things to Know

• Higher lift = more power draw. High-lift blades increase engine load and can bog down in thick or wet grass. Keep your mower’s engine speed at full throttle.
• Installation note. Toro’s 42-inch deck uses three blades (left, center, right). All are identical in this kit—no special orientation needed. Use a torque wrench; spindle bolts should be tightened to 70–80 ft-lbs.
• Durability. 8TEN blades are typically made from heat-treated carbon steel. They aren’t as thick as OEM Toro blades, so expect slightly faster wear in sandy or rocky conditions.
• Balance check. Always test blade balance before installing. Unbalanced blades cause vibration and damage spindle bearings.

Should You Buy It

Buy this kit if you need better bagging or side-discharge performance on your Toro TimeCutter 42-inch deck and want to save money over OEM blades. Avoid if you mow very thick, wet grass regularly—the high-lift design may cause excessive engine strain. For a budget-friendly upgrade over standard blades, this is a solid choice at a competitive price.