Sparex source: https://us.sparex.com/transmission-pto-output-shaft-277.html Product: Transmission PTO Output Shaft - Sparex S.277 SKU: S.277 Listing note: 1 3/8'' x 6 Splines, (Length = 23 3/4 - 604mm), Spline: 10 InternalPlease NoteSparex Shaft is 1'' (25mm) longer than the OE, to assist with easier coupling of the implement drive shaft. The dimensions shown are for the shaft supplied by Sparex Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.