2019 Troy-Bilt Bronco 46T Lawn Tractor (13AJ78BT066)

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Bronco 46T Lawn Tractor (13AJ78BT066)



46" AutoDrive Riding Mower / Tractor with Side Discharge

The Bronco 46T lawn tractor from Troy-Bilt is a dependable riding mower powered by a twin-cylinder 679cc Troy-Bilt engine that delivers plenty of power and reliable starting . The automatic transmission drives like a car with foot pedal control and provides smooth control of speed and direction. The large 46-in twin blade cutting deck reduces mowing time and comes with an integrated deck wash port to make cleaning the underside of the deck easier. You can easily adjust the cutting height from 1.5-in -3.75-in H with the 5 position height adjustment lever and reduce lawn turfing with the added support of 2 deck wheels. Experience improved on and off accessibility with the Step-Thru 13-gauge steel frame and a more comfortable ride the high back seat and rubber foot pads. Automatic headlights provided increased visibility and added safety at any time day or night. Add versatility to your riding mower with optional attachments like a rear bagger or mulch kit and tow behind accessories such as aerators, dump carts and sprayers. You can depend on Troy-Bilt to keep yardwork from feeling like a chore, and we won't let you down.

Signature Features
  • StepThru™ Frame
  • FastAttach™ Accessories: Accepts optional FastAttach™ accessories that turn your tractor into a versatile workhorse in just a few minutes. No tools required.
  • 46" side discharge mowing deck
  • Foot-pedal automatic CVT (continuously variable transmission)
  • 679cc Troy-Bilt Twin Engine
  • 2-year limited warranty
  • Battery: 230 CCA
  • Deck: 46 in. side discharge w/deck wash
  • Deck Height Adjustment: 5 position
  • Mower Deck Construction: 13-gauge steel
  • Deck Engagement (PTO): Manual
  • Deck Spindles: N/A
  • Deck Pulleys: N/A
  • Deck Wheels: 2-anti scalp
  • Engine: 679cc Troy-Bilt Twin Engine
  • Engine Electrical System: 15 amp regulated
  • Engine Lubrication: Full-pressure lubrication with spin on oil filter
  • Transmission: Foot-pedal automatic CVT
  • Monitor: N/A
  • Fuel Tank Capacity: 1.36 gal.
  • Reverse Mowing System: N/A
  • Front Axle: Steel
  • Operator Entry / Exit: StepThru™
  • Speed Range: 0 to 5.2 mph
  • Turning Radius: 18 in.
  • Headlights: 2 - standard
  • Seat: High-back
  • Wheels: 15 in. x 6 in. front / 20 in. x 8 in. rear
  • Shipping Weight: 500 lb.
  • Shipping Dimensions: 70.5 in.(L) x 48 in.(W) x 35.5 in.(H)
  • Accessories: Soft Touch steering wheel, Optional FastAttach mulch kit, bagger or bumper
  • Warranty: 2-year limited
*as rated by engine manufacturer



Engine Manufacturer
Engine Type
Twin Engine


Foot-pedal automatic CVT
Wheel Size
15 in. x 6 in. front / 20 in. x 8 in. rear
Fuel Capacity
1.36 gal.


Deck Size
46 in.

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