8TEN Deck Spindle for Exmark Radius E & S-Series 44–60in — Direct-Fit 126-4630 OEM Match, Durable Housing

The 8TEN deck spindle is a direct-fit replacement for Exmark Radius E and S-Series decks, restoring blade stability and deck alignment for 44–60-inch mowing decks.

When a worn or damaged spindle compromises cut quality or produces excessive vibration, replacing it with the correct spindle returns your mower to reliable performance. This 8TEN spindle matches Exmark OEM part 126-4630 specifications and fits multiple Radius E and S-Series models across 44, 48, 52 and 60-inch deck sizes. Built for straightforward installation and long-term service, it supports compatible blade mounting patterns and the precise deck height needed for consistent mowing results.

Which Exmark models and deck sizes does this spindle fit?

This spindle is engineered for a wide range of Exmark Radius E and S-Series machines. Check your machine’s model number and deck size to confirm compatibility before ordering.

• Fits Exmark OEM part number 126-4630 replacements
• Compatible with Radius E-Series models such as RAE702GEM44300, RAE708GEM44300, RAE708GEM48300, RAE708GEM52300, RAE708GEM60300, RAE720CKC48300
• Also fits E-Series and RZE/RZE/RZE models with 44, 48, 52, 60-inch decks
• Works with Radius S-Series models including RAS651GKA483A3, RAS691GKA523A3, RAS708GEM483C3 and related 48–60-inch deck variants

What are the key physical specifications and mounting details?

The spindle's critical dimensions and mounting pattern match Exmark factory specifications to ensure proper blade alignment and secure fastening. Verify height and mounting pattern against your old spindle before installation.

• Overall height: 6.709 inches for correct deck clearance
• Blade mounting pattern: hexagon/circle to accept specified Exmark blades
• Durable housing designed to withstand typical mowing loads
• Manufactured to fit directly where Exmark part 126-4630 is specified

How does installing this spindle help mower performance?

Replacing a failing spindle restores balance to the cutting system, reduces vibration, and preserves blade life. A properly aligned spindle improves cut quality and helps maintain deck health over time.

• Eliminates wobble and uneven cutting caused by worn bearings or shafts
• Re-establishes correct blade-to-deck clearance for an even cut
• Prevents accelerated wear on belts and blades from misalignment
• Supports safe, reliable blade mounting with the hexagon/circle pattern

Who is this for: This 8TEN deck spindle is intended for commercial landscapers, property owners, and DIY maintenance technicians who operate Exmark Radius E or S-Series mowers with 44–60-inch decks and need a dependable, direct-fit replacement for part number 126-4630. If you require OEM-aligned fitment, a spindle that restores proper deck function, and clear installation compatibility for specific Exmark model numbers, this spindle is a practical choice.