46-Inch Deck Rebuild Kit for Troy-Bilt Super Bronco & White Outdoor | 954-0349 Belt

Overview

This 46-inch deck rebuild kit is built for select Troy-Bilt Super Bronco, White Outdoor, and related MTD-built 46-inch mower decks using the listed belt, blade, and spindle part numbers.

The kit includes the main wear parts commonly replaced during a mower deck refresh: 3 spindle assemblies, 3 mower blades, and 1 deck drive belt.

This is a good option when your 46-inch mower deck has noisy spindle bearings, worn blades, slipping belts, uneven cut quality, deck vibration, or multiple deck parts that need to be replaced at the same time.

Important: Match your mower model, deck size, blade count, and original deck part numbers before ordering. Many Troy-Bilt, White Outdoor, Cub Cadet, and MTD decks look similar but use different belts, blades, spindles, idlers, and blade layouts.

Kit Includes

• 2 outer spindle assemblies replacing the 918-0240 / 918-0430 path
• 1 center spindle assembly replacing the 918-04134 / 618-04134 path
• 2 outer mower blades replacing the 742-04125 / 942-04125 path
• 1 center mower blade replacing the 742-04124 / 942-04124 path
• 1 deck drive belt

Kit note: This kit does not list idler pulleys as included. Confirm the product photo and kit contents before publishing.

Compatible Brands & Model Series

This deck rebuild kit is intended for select 46-inch Troy-Bilt, White Outdoor, and MTD-built mower decks using the listed replacement part numbers.

• Troy-Bilt: select Super Bronco 46-inch mower deck applications using the 954-0349 belt path
• White Outdoor: select 46-inch MTD-built mower deck applications using the listed belt, blade, and spindle numbers
• MTD: select 46-inch deck platforms using the listed replacement part numbers

Fitment note: Model names are provided as fitment clues. Always confirm your 46-inch deck, blade layout, and original deck part numbers before ordering.

Replaces Common Deck Belt Numbers

• MTD / Troy-Bilt / White Outdoor: 754-0349, 954-0349, OEM-754-0349
• Additional References: SPM201670500, 112-0317

Belt Size: 1/2 inch x 79.1 inches

Replaces Common Blade Numbers

Two Outer Blades Included — 16-1/4 Inch Path

• MTD / Troy-Bilt / White Outdoor: 742-04125, 942-04125, 742-0611, 942-0611, 942-0611A, 9420611A, 742-0611A, 742-4125
• Additional References: 742-0644, 942-0644, 759-04106, 177-2144, 172-7926, 112-3691, 112-0304

Outer Blade Specs: 16-1/4 inch blade.

One Center Blade Included — 14-13/16 Inch Path

• MTD / Troy-Bilt / White Outdoor: 742-04124, 942-04124, 742-0612, 942-0612, 942-0612A, 742-0612A, 742-0612A-0637
• Additional References: 98023, 942-0645, 742-0645, 759-04106, 1030, 112-3692, 112-0302

Center Blade Specs: 14-13/16 inch blade.

Blade note: This kit uses two different blade paths. Confirm your original blade numbers and blade positions before ordering.

Replaces Common Spindle Assembly Numbers

Two Outer Spindles Included

• MTD / Troy-Bilt / White Outdoor: 618-0240, 618-0240A, 618-0240B, 618-0240C, 618-0430, 618-0430A, 618-0430B, 618-0430C
• Additional References: 918-0240, 918-0240A, 918-0240C, 918-0430, 918-0430A, 918-0430B, 918-0430C, 97553, 112-0311

One Center Spindle Included

• MTD / Troy-Bilt / White Outdoor: 618-04134, 618-04134A, 618-04134B, 618-04134C, 618-04134D, 618-0596
• Additional References: 918-04134, 918-04134A, 918-04134B, 918-04134C, 918-04134D, 918-0596, 112-0383

Spindle note: This kit uses two outer spindles and one center spindle. Confirm spindle position, mounting pattern, blade mount, pulley setup, and deck shell condition before installation.

Before Ordering

Before ordering this 46-inch deck rebuild kit, confirm:

• Your mower uses a 46-inch 3-blade deck
• Your mower is in the Troy-Bilt Super Bronco, White Outdoor, or related MTD-built 46-inch deck family
• Your original belt number matches 954-0349, 754-0349, or OEM-754-0349
• Your deck uses two outer blades in the 742-04125 / 942-04125 path
• Your deck uses one center blade in the 742-04124 / 942-04124 path
• Your deck uses two outer spindles in the 918-0240 / 918-0430 path
• Your deck uses one center spindle in the 918-04134 / 618-04134 path
• Your deck shell, belt guides, spindle mounting holes, pulleys, idler system, and tension system are in usable condition

Do not install parts until fitment is confirmed. Installed deck parts may not be eligible for return.

Common Symptoms This Kit Helps Fix

• Noisy spindle bearings
• Deck vibration
• Uneven cut quality
• Dull, bent, cracked, or worn blades
• Deck belt slipping, squealing, or jumping off
• Blade wobble or bearing play
• Worn spindle assemblies
• Multiple deck parts worn at the same time

Installation Notes

• Park the mower on a level surface and disconnect the spark plug before working on the deck
• Take photos of the belt routing before removing old parts
• Mark blade and spindle positions before removing the old parts, since this kit uses outer and center components
• Inspect the deck shell for cracks, wallowed holes, rust damage, or bent mounting areas
• Check spindle mounting bolts, blade bolts, washers, belt guides, idler arms, and tension springs
• Compare the new parts to your original parts before installation
• After installation, rotate the blades by hand with the mower off to confirm there is no contact or binding
• Test the mower at low speed first and listen for vibration, belt tracking issues, squealing, or unusual noise

Why Buy From PTO Direct USA?

• Fast USA shipping
• Fitment-first product descriptions
• Clear part-number routing for mower deck repairs
• Deck parts organized by belts, blades, spindles, pulleys, and rebuild kits
• Support for homeowners, repair shops, and mower owners

Need Help Confirming Fitment?

If you are unsure whether this kit fits your mower, send us your mower model number, deck size, blade count, and photos of your original belt, blades, spindles, pulleys, mower deck, and mower ID tag before ordering.

FAQ

Does this fit Troy-Bilt Super Bronco 46-inch mowers?

This kit is intended for select Troy-Bilt Super Bronco 46-inch mower decks using the listed belt, blade, and spindle part numbers. Confirm your original parts before ordering.

Does this fit White Outdoor 46-inch mowers?

This kit is intended for select White Outdoor and related MTD-built 46-inch mower decks using the listed part-number path. Confirm your original belt, blade, and spindle numbers before ordering.

What belt comes in this kit?

This kit includes a deck belt replacing 954-0349, 754-0349, and OEM-754-0349. The listed belt size is 1/2 inch x 79.1 inches.

Why are there two different blade numbers in this kit?

This kit includes two outer blades in the 742-04125 / 942-04125 path and one center blade in the 742-04124 / 942-04124 path. Confirm your original blade numbers and blade positions before ordering.

Why are there two different spindle paths in this kit?

This kit includes two outer spindle assemblies in the 918-0240 / 918-0430 path and one center spindle assembly in the 918-04134 / 618-04134 path. Confirm spindle location and mounting pattern before ordering.

Are idler pulleys included?

No idler pulleys are listed in the confirmed kit contents. This kit includes spindle assemblies, blades, and a deck belt. Confirm the product photo and included parts before ordering.

Can I order this kit by mower appearance?

No. Do not order by appearance alone. Match your mower model, deck size, blade count, belt number, blade numbers, spindle numbers, and deck layout whenever possible.

Need individual deck parts instead? Browse mower deck belts, mower blades, spindle assemblies, and deck pulleys and idlers.

Need a different deck setup? Browse the full mower deck parts catalog.