M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
 M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord
Summer Sale

M154960 Mower Secondary Deck Belt Replacement for John Deere X320, X500 & More | 54-in Deck | Aramid Cord

Replaces OEM Part Numbers:
M154960, M143923
SKU: M154960_belt
Summer Sale
Regular price $32.89
Regular price $36.99 Sale price $32.89
Sale Out of stock
Apply for dealer pricing
Shipping:
Free shipping on orders over $45
Returns:
Free 30-day returns
Delivery:
3–4 business days
Length:
120.6"
Width:
5/8"
Belt type:
Secondary Deck Belt
Compatible with
X360, X500, X520, X530, X534, X540, X500 Select Series X590, GX255, GX325, GX335, GX345, GX355, LX280, X320, X340
Customer reviews

Description

This M154960 secondary deck belt replacement is designed for use with compatible 54-in Deck applications on select John Deere mowers & more. It replaces OEM part number M154960, giving you a clear reference to match the original belt during scheduled deck maintenance.

Aramid tensile cords, a natural rubber body, and a two-layer wrapping cover provide strength, flexibility, and durability for repeated deck operation. Lab tested low friction and minimal wear helps long lasting performance. High breaking strength helps the belt deal with demanding operating loads. All compatible lawn mower models are listed below.

Replace the installed secondary deck belt if you see visible wear, or as a routine part of mower maintenance. Check original OEM belt number, full mower model and deck size before ordering.

If unsure of compatibility, please cross reference your original belt number or mower model before ordering.

Key Features

  • Built with Aramid tensile cords for dependable strength
  • Replaces OEM part number M154960
  • Designed for compatible 54-in Deck applications
  • Natural rubber body with a two-layer wrapping cover
  • Made for select John Deere mowers & more
  • Lab-tested for low friction and minimal wear

FAQ

Is this replacement secondary deck belt covering both OEM part numbers?

Yes. This is a secondary deck belt replacement for OEM part numbers M154960 and M143923.

Can OEM M143923 be replaced with this secondary deck belt?

Yes M143923 is listed in the Replaces OEM Part Numbers field for this belt.

How do I select the correct M154960 belt for my mower?

Please verify that your original OEM number is M154960 or M143923 and your John Deere mower model is listed in the compatibility info. The product is listed as a secondary deck belt.

Is this belt for 54 in mower deck applications?

Yes. This is a secondary deck belt for compatible 54-in deck applications. The product is 120.6 inches long by 5/8 inch wide.

The measured belt length is a little different than 120.6 inches because of what?

The manufacturing tolerance is +/- 0.40 in. Minor length variations are a normal part of manufacturing and do not affect performance.

What do I need to check before replacing this secondary deck belt?

Compare product info to original OEM number, complete mower model, secondary deck belt type, 120.6 inch length and 5/8 inch width.

Will this secondary deck belt fit my John Deere mower?

This belt fits certain John Deere models such as X500, X320, LX280, GX335, and X540. Verify complete mower model prior to ordering.