John Deere LX186 Mower Blade Size

Quick answer:

The John Deere LX186 mower blade part number found is AM100945. The blade set part number found is GX20250. The blade measurement captured is thickness 0.203 in (5 mm). The deck uses 2 blades.

Blade part #AM100945
Blade set part #GX20250
Blade sizethickness 0.203 in (5 mm)
Blade count2 blades

John Deere LX186 Mower Blade Size and Part Numbers

Mower blade part number AM100945
Mower blade set part number GX20250
Blade thickness 0.203 in (5 mm)
Number of blades 2 blades
Blade type high-lift, mulching, bagging, and 3-in-1

Blade Size Comparison Chart

Blade thickness comparison

This model

0.203 in

Average

0.188 in

Low

0.125 in

High

0.25 in

John Deere LX186 Blade Notes

Blade note The John Deere LX186 blade listing captured here shows single blade part number AM100945, blade set part number GX20250, and thickness 0.203 in (5 mm). Confirm the number against the deck tag, old blade stamp or official parts diagram before ordering
Deck note For the John Deere LX186, the captured deck information is blade count 2 blades. This helps separate 42-inch, 48-inch, 54-inch and larger deck blade setups
Blade type note The blade type captured for the John Deere LX186 is high-lift, mulching, bagging, and 3-in-1. High-lift is usually better for bagging, while mulching blades are for chopping clippings finer under a compatible deck
Fitment note Before ordering John Deere LX186 blades, compare the old blade stamp, center-hole shape, blade length and deck size. Close-looking blades can still be wrong

John Deere LX186 Mower Blade FAQ

Should you buy one John Deere LX186 blade or a full set?

The single blade number captured is AM100945, and the set number captured is GX20250. If one blade is bent from damage, one may be fine; if they are worn down, replacing the full set usually gives a cleaner cut

Can you swap John Deere LX186 blade types?

The blade type captured is high-lift, mulching, bagging, and 3-in-1. You can often choose a different style only if it fits the same deck and spindle setup. Use AM100945 as the fitment starting point

What should you double-check with the John Deere LX186 blade part number?

The captured blade part number is AM100945. Because the physical blade measurements are missing here, check the old blade stamp, deck tag or official parts diagram before ordering

Official information note

Mistakes do happen. Blade specs can change by year, mower deck, spindle, serial range and regional parts catalog. Please check the operator manual, old blade stamp, deck tag and official John Deere parts catalog before ordering replacement blades.