Sparex source: https://us.sparex.com/king-pin-7708.html Product: King Pin - Sparex S.7708 SKU: S.7708 Listing note: A: 25mm, B: 12.6mm, C: 59mm, D: 60.5mm, E: 13mm. Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.