3 Deck Blade For John Deere 145 155C D140 D150 D160 LA130 LA140 GX21784 Gy20852

This 3 Deck Blade is designed for use with specific John Deere tractors, effectively replacing worn or damaged blades to ensure optimal mowing performance. It fits multiple models, making it a versatile choice for your lawn care needs.

Compatible Models

This blade is compatible with the following John Deere tractors:

145 Tractor (With 48-IN Mower Deck) -PC9537
145 Tractor (With 48-IN Mower Deck) 42-IN 2-Stage Snowblower -PC9537
145 Tractor (With 48-IN Mower Deck) 44-IN 2-Stage Snowblower -PC9537
145 Tractor (With 48-IN Mower Deck) 46-IN Snow Blade -PC9537
145 Tractor (With 48-IN Mower Deck) Material Collection System -PC9537
155C Tractor (With 48-IN Mower Deck) -PC9538
155C Tractor (With 48-IN Mower Deck) 42-IN 2-Stage Snowblower -PC9538
155C Tractor (With 48-IN Mower Deck) 44-IN 2-Stage Snowblower -PC9538
155C Tractor (With 48-IN Mower Deck) 46-IN Snow Blade -PC9538
155C Tractor (With 48-IN Mower Deck) Material Collection System -PC9538
D140 Tractor -PC10445
D140 Tractor 44 inch 2-Stage Snowblower -PC10445
D140 Tractor Material Collection System -PC10445
D150 Tractor -PC10446
D150 Tractor 44-IN 2-Stage Snowblower -PC10446
D150 Tractor Material Collection System -PC10446
D160 Tractor -PC10447
D160 Tractor 44 inch 2-Stage Snowblower -PC10447
D160 Tractor Material Collection System -PC10447
LA130 Tractor (With 48-IN Mower Deck) -PC9633
LA130 Tractor (With 48-IN Mower Deck) 42-IN 2-Stage Snowblower -PC9633
LA130 Tractor (With 48-IN Mower Deck) 44-IN 2-Stage Snowblower -PC9633
LA130 Tractor (With 48-IN Mower Deck) 46-IN Snow Blade -PC9633
LA130 Tractor (With 48-IN Mower Deck) Material Collection System -PC9633
LA140 Tractor (With 48-IN Mower Deck) -PC9634
LA140 Tractor (With 48-IN Mower Deck) 42-IN 2-Stage Snowblower -PC9634
LA140 Tractor (With 48-IN Mower Deck) 44-IN 2-Stage Snowblower -PC9634
LA140 Tractor (With 48-IN Mower Deck) 46-IN Snow Blade -PC9634
LA140 Tractor (With 48-IN Mower Deck) Material Collection System -PC9634

Specifications

Part Number	GX21784
Replaces	GY20852
Width	2.75"
Length	17"
Thickness	0.164"
Center Hole	7 Point Star

Signs You Need This Part

Blade is cracked or damaged.
Poor cutting performance or uneven results.
Excessive vibration during operation.
Grass appears uncut or torn instead of cleanly cut.

Installation

Unplug the mower for safety.
Remove the old blade by loosening the mounting hardware.
Align the new blade with the mounting plate.
Tighten the hardware securely to hold the blade in place.
Plug the mower back in and test before use.

Frequently Asked Questions

Does the GX21784 fit the D160 model?

Yes, this blade is compatible with the D160 Tractor among other models.

Is this the left or right side blade?

This blade is intended for use on the specified models and will fit as designed.

Does it include mounting hardware?

No, mounting hardware is not included with this blade.