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21” (53 cm) Personal Pace® SMARTSTOW® Super Recycler® Electric Start Mower

21” (53 cm) Personal Pace® SMARTSTOW® Super Recycler® Electric Start Mower

21” (53 cm) Personal Pace® SMARTSTOW® Super Recycler® Electric Start Mower

Product Information

  • Model #: 21387
  • Serial #: 400000000 - 405699999
  • Product Type: Walk Behind Mowers

Search for a part within assembly drawings:

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Drawing Title Part Number Description
Title



Bag Assembly
Bag Assembly
Electrical Assembly
Electrical Assembly
Engine and Blade Assembly
Engine and Blade Assembly
Front Wheel and Height-of-Cut Assembly
Front Wheel and Height-of-Cut Assembly
Handle Assembly
Handle Assembly
Housing Assembly
Housing Assembly
Rear Door and Mulch Plug Assembly
Rear Door and Mulch Plug Assembly
Transmission and Rear Wheel Height-of-Cut Assembly
Transmission and Rear Wheel Height-of-Cut Assembly
Download Parts Catalog
Operator's Manual
Parts Catalog
Product Warranty
Quick Start Guide
Genuine OEM Part 108-3759-03
21 Inch Standard Bagging Blade (Part # 108-3759-03)
Toro standard blade. Toro standard lawn blades have a straight and more aerodynamic body that cuts grass which then allow for either discharge or bagging of the clippings. This Toro blade has multiple applications. Be sure to verify model and serial number to ensure the correct part.
$28.34 USD
Briggs & Stratton EXi Engine Maintenance Kit - contains engine oil, fuel treatment, spark plug and air filter.
Briggs & Stratton EXi Engine Maintenance Kit Replacement (Part # 130-8148)
This genuine Toro OEM maintenance kit is designed for Toro mowers equipped with the Briggs & Stratton EXi engine and includes the key consumable service items needed for your first and subsequent engine services. Performing the first service on schedule — typically within the first season of ownership — is one of the most important steps in protecting the long-term reliability of a new engine. Refer to your operator manual for the correct service interval for your equipment.
Genuine OEM Part 131-3823
All Season 4-Cycle Fuel for Lawn Mowers and Snow Blowers 32 oz (Part # 131-3823)
This genuine Toro OEM all-season 4-cycle fuel is a premium ethanol-free fuel formulated specifically for outdoor power equipment engines including lawn mowers and snow blowers. Unlike pump gasoline, ethanol-free fuel does not absorb moisture or degrade over time, making it particularly well-suited for seasonal equipment or machines that may sit unused for extended periods. No mixing is required — it pours straight in for clean, reliable starting and operation. Refer to your operator manual to confirm 4-cycle fuel compatibility with your equipment.
$8.79 USD
Genuine OEM Part 131-4590
Traction Assist Handle (Part # 131-4590)
The traction assist handle allows you to use your hands to control the speed of Personal Pace mowers, instead of your walking speed. The fixed assist handle allows you to squeeze the traction bar to adjust the mower speed without changing walking speed. It is helpful in situations when turning tight corners and mowing on hills. When it comes to reliability, Toro delivers replacement parts designed to the exact engineering specifications of our equipment. For peace of mind, insist on Toro genuine parts.
$21.99 USD
Genuine OEM Part 131-6572
Premium Fuel Treatment (12 oz.) (Part # 131-6572)
Toro Premium Fuel Treatment helps ensure clean, reliable engine performance and protection. Toro Premium Fuel Treatment is designed to protect small 2-cycle and 4-cycle engines from the effects of ethanol-blended fuels, which can degrade over time and leave harmful deposits in carburetors and fuel systems. Using a fuel stabilizer with every fill-up is particularly important for equipment that sits unused for extended periods, such as mowers stored over winter.
$10.99 USD
Genuine OEM Part 138-6053
Toro Full Synthetic 10W-30 Engine Oil (32 oz.) (Part # 138-6053)
Toro full synthetic 10W-30 engine oil. The easy engine oil choice for any outdoor power equipmentto increase performance and reliability.
$14.29 USD
SAE 30 4-Cycle Lawn Mower Engine Oil 32 oz
SAE 30 4-Cycle Lawn Mower Engine Oil 32 oz (Part # 38903)
Toro SAE 30 4-cycle engine oil passed the strictest requirements in thousands of hours of testing in hundreds of engines before you filled your lawn mower. This oil meets or exceeds performance requirements of all OEM engines (Toro, Briggs & Stratton, KOLHER, Honda, and Tecumseh). The use of Toro SAE 30 4-cycle lawn mower oil minimizes molecular shearing for extended life in hot-air-cooled applications vs multi-grades (i.e., 10W-30).
$9.99 USD
SAE 30 4-Cycle Summer Engine Oil 18 oz.
SAE 30 4-Cycle Summer Engine Oil 18 oz. (Part # 38916)
Toro SAE 30 4-Cycle engine oil isn't your average SAE 30 engine oil. This Genuine Toro Oil passed the strictest requirements in thousands of hours of testing in hundreds of engines. Toro's SAE 30 oil is the perfect choice for your mower's annual oil change.
$8.79 USD
Small Walk-Behind Mesh Bag
Small Walk-Behind Mesh Bag (Part # 490-7318)
Use Toro mesh utility bags for personal storage or picking up trash while you mow. Equipped with on/off straps, the bag hangs conveniently behind your lawn mower. Verify your model and serial number to confirm compatibility before ordering.
Cover for 20 to 22 Inch Walk-Behind Mowers
Cover for 20 to 22 Inch Walk-Behind Mowers (Part # 490-7462)
The Toro Walk Power Mower Cover for 20 in. to 22 in. Walk-Behind Mowers offers all-season protection. This cover is constructed from tough, waterproof, tear and abrasion resistant 600-denier polyester.
$49.99 USD

Model #

21387

Serial #

400000000 - 405699999

Product Name

21” (53 cm) Personal Pace® SMARTSTOW® Super Recycler® Electric Start Mower

Product Brand

Toro

Product Type

Walk Behind Mowers

Product Series

21" Cast Deck

Chassis Type

Cast Deck WPM

Swath

21 inch

Discharge

Recycler & Side Discharge with Rear Bag

Engine/Motor Manufacturer

Briggs & Stratton

Engine/Motor Size

190cc

Engine/Motor Type

4 Cycle

Engine Starter

Electric/Recoil

Traction Type

Rear WD

Engine: Engine Speed

3000±100 RPM

Engine: Spark Plug Gap

.030"/ .76mm

Chassis: Height of Cut Range

1.25-4.25", 1/2" increments

Engine: Engine Oil Type

20 oz. (.59L) SAE 30 or SAE 10W-30 / API SJ or higher