Skip disability assistance statement.

Welcome to our website! As we have the ability to list over one million items on our website (our selection changes all of the time), it is not feasible for a company our size to record and playback the descriptions on every item on our website. However, if you have a disability we are here to help you. Please call our disability services phone line at 920-465-0047 during regular business hours and one of our kind and friendly personal shoppers will help you navigate through our website, help conduct advanced searches, help you choose the item you are looking for with the specifications you are seeking, read you the specifications of any item and consult with you about the products themselves. There is no charge for the help of this personal shopper for anyone with a disability. Finally, your personal shopper will explain our Privacy Policy and Terms of Service, and help you place an order if you so desire.

Bronco™ 42I Riding Lawn Mower

Troy Bilt 13AL78BSA23

Features

  • 19 HP*/540cc Briggs & Stratton engine with pressure lubrication helps prevent engine damage and can extend the life of your mower
  • AutoDrive™ transmission with foot-pedal design helps make driving your mower easy, with speeds up to 5.5 MPH
  • 42" side-discharge, steel cutting deck has 2 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

Quick Specs

  • Type: Riding Mowers

See More

 

Yard work shouldn't feel like a chore, and with the Troy-Bilt® Bronco™ 42I, you can ride comfortably with the mid-back adjustable seat and Step-Thru™ frame designed for easy on-and-off access. AutoDrive™ transmission is designed with foot pedal control to help make driving your mower easy, while the anti-scalp deck wheels help deliver a clean, even cut. The AGM battery is designed to provide reliable starting season after season.

Documents and Guides
  • Assembly Instructions

Features

  • 19 HP*/540cc Briggs & Stratton engine with pressure lubrication helps prevent engine damage and can extend the life of your mower
  • AutoDrive™ transmission with foot-pedal design helps make driving your mower easy, with speeds up to 5.5 MPH
  • 42" side-discharge, steel cutting deck has 2 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
  • AGM battery provides a longer lifespan and lower maintenance compared to traditional lead acid wet batteries, with improved starting performance for reliable starting season to season.
Engine
Engine Brand Briggs & Stratton®
Engine Model Professional Series
Engine Model Number 33S877-0038
Engine Displacement 540cc
Engine Output 19HP
Starter Type Electric
Fuel Tank Capacity 1.36 gal. US (5.15 L)
Cylinders Single
Engine Start Ignition Key
Engine Oil Capacity 1.8 qt. US (1.7 L)
Lubrication Fully pressurized
Charging System 3 amp regulated
Fuel Gauge No
Governor Mechanical
Choke Choke-a-matic
Air Filter Single element
Oil Filter Yes
Fuel Delivery Carburetor
Battery
Battery 210 CCA
Battery Type AGM (Absorbent Glass Mat)
Battery Voltage 12V
Drive System
Transmission Troy-Bilt
Forward Speed 5.5 MPH / 8.6 KMH
Reverse Speed 2.5 MPH / 4 KMH
Drive System CVT
Transmission Control Foot Pedal
Transmission Housing Aluminum
Cutting Deck
Deck Cutting Width 42 in
Deck Wash No
Deck Material 13-gauge steel
Deck Engagement (PTO) Manual
Deck Construction Stamped
Blade(s) 2
Deck Lift Hand lever
Cutting Height Range 1.5 - 3.75
Anti-Scalping 2 gauge wheels
Deck Positions 5
Chassis
Frame Robotically welded
Turning Radius 18"
Bumper No
Rear Tow Hitch Yes
Corrosion Protection Yes
Front Pivot Bar 14-gauge steel
Controls
Cruise Control No
Brakes Disc
Comfort
Seat Type Mid-back
Armrests No
Seat Adjustment Knob
Floor Mats Rubber
Wheels
Bearing Type Poly Bushing
Rear Tires 20"x 8"-8"
Front Tires 15"x 6"-6"
Tire Tread Turf Saver
Additional Specifications
Mulch Kit Available Separately
Headlight(s) Standard
Cup Holder Yes
Operator Presence System Yes
Model Number 13AL78BSA23
Warranty
Residential Warranty 2-year limited residential
Frame Warranty 2-year limited
Front Axle Warranty 2-year limited
Deck Shell Warranty 2-year limited
Commercial Warranty No
Disclaimers
Specifications Specifications subject to change without notice and without incurring obligation. Products depicted on website and other advertisements are for demonstration purposes only. Actual products offered for sale may vary in design, required attachments, safety features and non-functional appearance from. See other general disclaimers at the bottom of our website.
Horsepower *As rated by engine manufacturer

Quick Specs


  • Appearance

  • Type: Riding Mowers

Professional delivery and installation is available for every product we sell. We would be happy to coordinate delivery and installation for you.

Extended warranties are usually very inexpensive and can save you thousands in the future. It's simple and inexpensive to purchase extended warranties and one of the smartest ways to protect your investment.

Lawn equipment can be large, heavy and expensive. You probably don't have the special tools or expertise needed to fix them in a crisis. If you can spare a few thousand dollars without batting an eyelash for new lawn equipment should they break tomorrow, don't buy a warranty. But if you're like most of us, protect yourself by purchasing inexpensive extended warranties when you buy a new product and save yourself big money in the long run.