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John Deere U-Bolt Kit – Z445/Z425/Z245/Z435 Mower Deck Parts

AUD 55.50 on Amazon.com.au (as of October 23, 2026) View details ↗

Upgrade your John Deere riding mower with this high-quality Vilapow U-Bolt Kit, designed for seamless replacement of critical deck mounting hardware across the Z445, Z425, Z245, and Z435 models. The kit includes a rectangular U-bolt (compatible with part numbers M157573 and M154140), four M12 hexagonal nuts (14M7275), and two Life Arm Trunnions (M155218), ensuring a secure and stable connection for your mower deck components. Crafted from durable alloy steel, these parts deliver exceptional resistance to corrosion, rust, and wear—ideal for harsh Australian conditions where reliability is key.

The U-bolt measures 317mm in length and 282mm in height, matching the dimensions of your original John Deere mounting bolts, while the included trunnions and nuts provide a snug fit for quick and hassle-free installation. No modifications are required—simply remove the old parts, align the new U-bolt with the mounting holes, and tighten with the included hardware. This kit is suitable for both the Z245 EZtrak (Worldwide Edition – PC9704) and other compatible models like the Z425 (PC9594), Z435 (PC12590), and Z445 (PC9595). The silver-finished alloy steel construction ensures long-term durability, preventing loosening or detachment during operation and keeping your mower running smoothly.

Perfect for DIY enthusiasts or professional landscapers, this replacement kit saves time and effort by bundling all necessary components in one package. Always double-check the dimensions and compatibility with your mower deck before purchasing to avoid incorrect part selection. With its robust build and easy installation, this Vilapow U-Bolt Kit is the ideal solution for maintaining your John Deere mower’s performance under Australian conditions.

CompatibilityJohn Deere Z445, Z425, Z245, Z435 (including Z245 EZtrak PC9704, Z425 PC9594, Z4
Key Components1 rectangular U-bolt (M157573/M154140), 4 M12 hexagonal nuts (14M7275), 2 Life A
MaterialAlloy steel (corrosion, rust, and wear-resistant)
U-Bolt Dimensions317mm × 282mm (12.48″ × 11.1″)
Package Contents7 items (1 U-bolt, 4 nuts, 2 trunnions)
Item Dimensions20.3 × 0.1 × 22.9 centimetres (packaging)
Which John Deere models is this U-bolt kit designed for?
This kit fits the Z445, Z425, Z245, and Z435 models, including specific Worldwide Edition variants like the Z245 EZtrak (PC9704) and Z425 (PC9594). Always verify your model number against the included dimensions before purchase.
How do I install the U-bolt kit without damaging my mower deck?
Remove the old U-bolt and trunnions, align the new rectangular U-bolt with the mounting holes, then secure it using the included M12 hexagonal nuts and Life Arm Trunnions. No modifications are required—simply tighten firmly for a stable fit.
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