119-8820 Mower Deck Belt for Toro TimeCutter 50" SS5000 5000 SS5060 MX5000 MX5060 75750 75755 74630 74632 74361 74635 74637 74641 75751 Exmark Replace for 114-0453 120-3892 Aramid Cord 1/2" x 141.5"

What It Is

The 119-8820 is a 1/2" x 141.5" mower deck belt designed to drive the blades on Toro TimeCutter 50" zero-turn mowers (SS5000, MX5000, MX5060 series) and select Exmark models. It replaces OEM part numbers 114-0453 and 120-3892.

Fitment & Compatibility

Before buying, confirm your mower has a 50-inch deck and matches one of these model numbers: SS5000, SS5060, MX5000, MX5060, 75750, 75755, 74630, 74632, 74361, 74635, 74637, 74641, or 75751. Also fits Exmark equivalents. Measure your old belt end-to-end (not looped) – it must be exactly 141.5 inches long and 1/2 inch wide. This is an aftermarket belt, not genuine Toro, so check that your deck’s belt routing matches the original spec (some aftermarket belts can run slightly tighter or looser). If your mower uses a different deck size (e.g., 42" or 54"), this belt will not fit.

Key Things to Know

• Material: Aramid cord construction offers better heat resistance and lower stretch than standard rubber belts, but it’s not as forgiving on misaligned pulleys – ensure your deck spindles and idlers are in good condition before installing.
• Installation: Moderate difficulty – you’ll need to remove the deck or at least access the belt routing from underneath. A belt tensioner tool helps. Expect 30–60 minutes for a first-time swap.
• Common gotcha: This belt is slightly longer than some OEM replacements (141.5" vs. 141.0" on some older belts). If your deck has a fixed idler pulley, it may not tension properly. Check your manual’s belt length spec.
• Durability: Aramid cord lasts 2–3 seasons on average under normal residential use, but heavy commercial mowing may shorten that to one season.

Should You Buy It

If you have a 50" TimeCutter or compatible Exmark and want a budget-friendly alternative to the OEM belt without sacrificing durability, this is a solid pick. Skip it if you need a guaranteed exact fit for a deck with tight tolerances or if your mower is still under warranty (using aftermarket parts can void coverage).