Moose / All Balls Heavy‑Duty 12mm Tie‑Rod Assembly Upgrade Kit – Fits Yamaha Grizzly / Big Bear / Kodiak / Bruin – Replaces Weak 10mm OEM Ends

OVERVIEW

This upgrade kit replaces the factory 10 mm tie-rod assemblies with reinforced 12 mm heavy-duty units, delivering noticeably stronger steering authority for Yamaha ATVs. Designed as a complete left-and-right reinforcement solution, the kit directly addresses premature OE wear while maintaining precise track alignment across rugged terrain. It is engineered specifically for Yamaha Grizzly, Big Bear, Kodiak, Bruin, and Wolverine platforms.

ENGINEERING & PERFORMANCE

The heavier 12 mm rod stock resists bending and fatigue under heavy payloads, ensuring stable steering response and reducing unwanted vibration during aggressive trail or utility use. Upgraded internal joints and reinforced end housings minimize friction and extend service intervals compared to standard OEM designs. The direct bolt-on architecture eliminates fabrication, allowing a straightforward replacement that restores correct front-end geometry. Every necessary fastener, including cotter pins and jam nuts, is included for a complete dual-side installation.

KEY FEATURES

• Heavy-duty upgrade replaces weak 10 mm OEM tie-rod ends
• Strong 12 mm tie-rod assemblies deliver improved structural durability
• Kit includes 2 full-length tie-rods, 4 tie-rod ends, cotter pins, and jam nuts
• Direct bolt-on replacement matches factory mounting points without modification
• Reinforced joint design handles high impact stress on worksites and trails
• Multi-model compatibility spans numerous Yamaha Grizzly, Big Bear, Kodiak, Bruin, and Wolverine configurations
• Pre-packaged hardware streamlines the installation process

TECHNICAL SPECIFICATIONS

• Brand: All Balls / Moose Racing
• Part Name: Heavy-Duty 12mm Tie-Rod Assembly Upgrade Kit
• Component Type: Steering Tie-Rod Assembly / Tie-Rod End
• Material: Reinforced Steel
• Supported Years: 2000–2012
• Compatible Trims: Multiple 4x2, 4x4, and IRS configurations as listed

FITMENT

• 2008–2011 Yamaha Grizzly 350 4x2
• 2007–2012 Yamaha Big Bear 400 IRS 4x4
• 2007–2011 Yamaha Grizzly 350 IRS 4x4
• 2007–2011 Yamaha Grizzly 350 4x4
• 2006–2009 Yamaha Wolverine 4x2
• 2004–2006 Yamaha Bruin 4x4
• 2004–2006 Yamaha Bruin 4x2
• 2003–2004 Yamaha Kodiak 4x2
• 2003–2004 Yamaha Kodiak 4x4
• 2001–2006 Yamaha Big Bear 400 4x4
• 2000–2004 Yamaha Big Bear 400 4x2
• 2000 Yamaha Big Bear 400 4x4

WHY RIDERS CHOOSE THIS

Riders frequently select this kit because the stock 10 mm tie-rod assemblies often develop excessive play or fail entirely when pushing heavy loads over obstacles. Stepping up to 12 mm heavy-duty assemblies visibly reduces flex at the pivot points, returning crisp steering feedback and restoring proper toe alignment before premature tire wear occurs. The included hardware and direct-bolt design keep the swap straightforward for DIY mechanics, eliminating costly shop visits. Specifically scaled for Yamaha’s established ATV frames, this upgrade delivers dependable long-term durability without altering factory handling dynamics.