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Toro 20339

Mower blades for the Toro 20339

Short answer

Blade 59534P in both ranges we opened — the same number Toro lists for the rear-wheel-drive 20334 and the all-wheel-drive 21472.

Verified options

What we have verified

Mower blades recorded for the Toro 20339
PartSerial rangeStatus
59534P22 Inch Recycler BladeAllConfirmed fit

What decides it

The numbers that matter here

Serial range

Same blade in both ranges we opened

Unlike the maintenance kit on this machine, which changes at the 316 to 400 boundary.

Shared with other models

The 20334 and 21472 list 59534P too

Three drive layouts, one blade. Do not read across from "same blade" to any other part — this machine and the 20334 take different drive belts.

Length and centre hole

Not published by Toro — measure

Toro publishes no blade length on these pages. Measure rather than inferring one from the deck size.

In detail

Choosing mower blades for this mower

This is the part where three different Toro mowers agree, and that is worth knowing precisely because so little else about them does.

Toro lists 59534P for the 20339 in both serial ranges we opened. It lists the same blade for the 20334, which drives its rear wheels, and for the 21472, which drives all four. Three drive layouts, one blade number.

The useful consequence is a negative one: you cannot identify which of these machines you own by looking at the blade. The clearest case is the drive belt. This machine's listings show 38990; the 20334's show 38991. One digit, and no way to reach it from the blade.

So the blade was the same in both listings we opened, and it is a bad basis for reasoning about anything else on the machine. Toro publishes no tip-to-tip length and no centre-hole shape on the pages we opened; measure the blade you are removing.

We opened two of the nine ranges Toro publishes for this model, so this is a result about those two.

The mistake we see most

Concluding that two mowers listing the same blade will list the same belt or handle parts.

Method

How we established this

We recorded the blade shown on Toro’s parts listings for model 20339 under both ranges we opened, then checked the same number against the listings we had opened for the 20334 and the 21472.

Same machine

Other parts we have verified for the Toro 20339

Other machines

Mower blades on the other mowers we cover

The answer is not the same on every machine, which is the point of checking rather than assuming.

Provenance

Sources

Last verified against these sources on August 18, 2026.

  1. 1

    Parts — 22" SMARTSTOW Variable Speed High Wheel Lawn Mower, model 20339, serial range 316000001–316999999

    The Toro Company · Primary source · Accessed August 17, 2026

    Lists 20234 (Engine Maintenance Kit for Briggs & Stratton Engine), 38990 (22 Inch Drive Belt for Recycler Mower), 59534P, 59502 and 490-2012. The range selector names eight further serial ranges for this model number.

  2. 2

    Parts — 22" SMARTSTOW Variable Speed High Wheel Lawn Mower, model 20339, serial range 400000000–401999999

    The Toro Company · Primary source · Accessed August 17, 2026

    Lists 130-8148 in place of 20234, and adds 137-4837P (Replacement 11 in. Rear High Wheel). Still lists 38990 and 59502.

  3. 3

    Parts — 22" Personal Pace Electric Start Mower, model 20334, serial range 316000001–316999999

    The Toro Company · Primary source · Accessed August 17, 2026

    The next published range. Lists 130-8148 (Briggs & Stratton EXi Engine Maintenance Kit Replacement) and 131-4590 (Traction Assist Handle) where the previous range listed 20234 and 108-8120. Still lists 59502; 137-4833P does not appear.

  4. 4

    Parts — 22in Recycler All Wheel Drive, model 21472, serial range 400000000–408899999

    The Toro Company · Primary source · Accessed August 17, 2026

    Earliest published range. Lists blade 59534P, 130-8148, 144-6377 (Toro Traction Assist Handle Kit for Recycler Lawn Mower), and both 139-6556 (Chute Assembly) and 147-8696 (ASM-CHUTE, SD) together.

  5. 5

    22 Inch Recycler Blade (Part # 59534P)

    The Toro Company · Primary source · Accessed August 16, 2026

    Toro’s own product page for the blade. Describes it as a Recycler straight-edge standard-discharge blade.