ID # 39031589

Troy Bilt Bronco™ 42 Riding Lawn Mower 13A878BSA23

Name: Troy Bilt Bronco™ 42 Riding Lawn Mower 13A878BSA23
Brand: Troy Bilt
Availability: OutOfStock

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Yard work shouldn't feel like a chore, and with the Troy-Bilt® Bronco™ 42, you can ride comfortably with an adjustable seat and Step-Thru™ frame designed for easy on-and-off access. The foot pedal-controlled AutoDrive™ transmission is designed to help you maneuver easily in your yard with the 42" deck. Anti-scalp deck wheels help deliver a clean, even cut and minimize turf damage. Now with a 3-year limited warranty.

547cc Troy-Bilt® engine designed for smooth, responsive performance and rugged durability
AutoDrive™ transmission with foot-pedal design helps make driving your mower easy, with speeds up to 5.5 MPH
42" side-discharge, twin-blade, steel cutting deck design is ideal for lawns up to 1.5 acres and has two anti-scalp deck wheels to help prevent turf damage and deliver a clean, even cut
Mid-back seat and rubber footpads help provide comfort and minimize vibration when mowing
Automatic headlights for visibility in low-light conditions
Lawn Tractor

Specifications

Model

13A878BSA23

Category Name

Lawn / Garden

Year

2025

Manufacturer

Troy Bilt

Mulch Kit

Available Separately

Headlight(s)

Standard

bronco 42 riding lawn mower features

Confidence

Backed with a 2-year limited warranty for peace of mind

Pride

Headquarted in Valley City, OH, select Troy-Bilt items are designed, built and tested right here in the U.S.— from Ohio and Mississippi to Tennessee and Arizona

engine

Choke

Choke-a-matic

Governor

Mechanical

Cylinders

Single

Air Filter

Single element

Oil Filter

Lubrication

Fully pressurized

Engine Brand

Troy-Bilt®

Engine Start

Ignition Key

Starter Type

Electric

Fuel Delivery

Carburetor

Charging System

3.75 amp regulated

Fuel Tank Capacity

1.36 gal. US (5.15 L)

Engine Displacement

547cc

Engine Model Number

4X90H0

Engine Oil Capacity

1.8 qt. US (1.7 L)

battery

Battery

210 CCA

Battery Type

AGM (Absorbent Glass Mat)

Battery Voltage

12V

drive system

Rear Axle

3/4"

Drive System

CVT

Transmission

Troy-Bilt

Forward Speed

5.5 MPH / 8.6 KMH

Reverse Speed

2.5 MPH / 4 KMH

Transmission Control

Foot Pedal

Transmission Housing

Aluminum

cutting deck

Blade(s)

Two

Deck Lift

Hand lever

Anti-Scalping

2 gauge wheels

Deck Material

13-gauge steel

Deck Positions

5

Deck Construction

Stamped

Deck Cutting Width

42 in

Cutting Height Range

1.5” - 3.75”

Deck Engagement (PTO)

Manual lever

chassis

Frame

Robotically welded

Rear Tow Hitch

Turning Radius

18"

Front Pivot Bar

14-gauge steel

Corrosion Protection

controls

Brakes

Disc

comfort

Seat Type

Mid-back

Floor Mats

Rubber

Seat Adjustment

Knob

wheels

Rear Tires

20"x 8"-8"

Tire Tread

Turf Saver

Front Tires

15"x 6"-6"

Bearing Type

Poly Bushing

documents and guides

Name	Link
Assembly Instructions	Download

Documents

769-25793-lt5-rider-assembly.pdf

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Pricing excludes licensing and tax

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Monday	8:00AM - 5:00PM
Tuesday	8:00AM - 5:00PM
Wednesday	8:00AM - 5:00PM
Thursday	8:00AM - 5:00PM
Friday	8:00AM - 5:00PM
Saturday	8:00AM - 12:00PM
Sunday	Closed
Hours Update Notice: We will return to being open Saturday 8am to 12pm starting September 6.

Troy Bilt Bronco™ 42 Riding Lawn Mower 13A878BSA23

Confidence

Pride

Documents

Contact Us

Quick Links

Opening Hours

Location