8TEN 3-Pack Deck Spindle & Pulley for Spartan RT/SRT HD 54-Inch Decks — OEM 437-0005-00 / 433-0004-00 | 810-KSP4346N

Replacement set from 8TEN: three deck spindles with matching pulleys designed for 54-inch Spartan mower decks. This assembly fits machines that use OEM spindle 437-0005-00 and OEM pulley 433-0004-00 (SKU 810-KSP4346N). Compatible Models: Spartan RT HD, SRT Pro, SRT HD, SRT XD with 54-Inch decks. Key specifications: Spindle Height: 7.05 inches; Blade Mounting Pattern: Circle; Sealed Bearings: Yes; Hardware Included: Yes. Pulley dimensions: Inner (shaft) diameter — 1 inch; Outer diameter — 5.73 inches; Pulley height — 1.32 inches.