Mower Rebuild Kit for Cub Cadet 46in Deck LTX1045 LTX1046 - Deck

In this review the Mower Rebuild Kit for Cub Cadet 46in deck is assessed for homeowners and small property owners who need a complete deck refresh. The single biggest reason to buy is that it bundles the core wear items for a 46in LTX1045/LTX1046/LTX1046VT deck into one package, making belt, blade, spindle and idler replacement straightforward. The reviewer found the kit saved time compared with sourcing parts separately and provided a near-direct fit for common Cub Cadet and MTD part numbers.

Key Features

• Complete deck set: The kit groups a spindle assembly, idler pulley, blades and a 1/4in x 103in belt so you can replace multiple wear parts in one service session.
• Direct replacements: Spindle and blade parts are listed as replacements for many Cub Cadet, MTD and Troy-Bilt numbers, which reduces compatibility guessing when fitting to a 46in deck.
• Belt included: The 103in 1/4in belt replaces factory belts noted for these decks, helping restore belt routing and tension when combined with the idler pulley.
• Blade compatibility: Replacement blades match common part numbers used on Cub Cadet decks so cutting performance can be restored without modifying the deck.
• Useful for maintenance intervals: Bundling these items targets wear points that typically require replacement together after seasons of mowing, simplifying scheduled maintenance.

Who It's For

This kit is best for owners of Cub Cadet LTX1045, LTX1046 and LTX1046VT models with a 46in deck who want to perform a focused rebuild of the deck drive and cutting components. It suits DIYers comfortable with basic mower maintenance who prefer buying a matched set of spindles, blades, pulley and belt at once.

Those who should look elsewhere include operators of decks with different sizes or part variants not listed here, and buyers who need hardened commercial-duty spindles for heavy daily use, since some customers reported early spindle failures under heavy loads.

Pros & Cons

Pros

• Good value by combining spindle, blades, idler pulley and a 103in belt into one kit, reducing downtime sourcing parts.
• Generally straightforward to install for home mechanics, with parts matching common Cub Cadet and MTD numbers.
• Several customers reported the kit fixed belt throwing and restored normal operation.

Cons

• Durability concerns: some users reported spindles breaking after limited use, so longevity may vary by application.
• A few buyers noted the belt supplied can run short and some hardware was missing in isolated cases, requiring separate purchases.

Specifications

Product type	Mower deck rebuild kit for 46in deck
Fits models	LTX1045, LTX1046, LTX1046VT
Spindle replacements	Replaces 618-04636, 618-04865 and related numbers
Blade replacements	Replaces 742-04244, 754-04244, 942-04244 and variants
Idler pulley replacements	Replaces 753-08171, 956-04129 and variants
Belt size	1/4in x 103in

Our Verdict

For homeowners with a 46in Cub Cadet deck who want a practical way to refresh worn deck components, this rebuild kit offers good value and a convenient parts package. It restores belt routing and cutting components quickly, but buyers should be aware of occasional reports about spindle longevity and double-check belt length and included fasteners before installation.

Frequently Asked Questions

Will this kit fit my 46in Cub Cadet deck?
The kit is designed for LTX1045, LTX1046 and LTX1046VT 46in decks and lists compatible Cub Cadet and MTD part numbers to confirm fit.

Does the kit include blades and a belt?
Yes, it includes replacement blades and a 1/4in x 103in belt along with the spindle assembly and idler pulley.

Are all mounting bolts and hardware included?
Most hardware is provided, but a few customers reported missing fasteners on isolated orders, so inspect contents and have spare hardware available before starting.