with a 1-3/8" 6-spline tractor-end and a 1-3/8" 6-spline QD implement-end connection

Caterpillar Track Dozer: D6K

Drier to Expansion Valve Hose for John Deere AH144811

6700 and more - Replaces OEM Numbers 83909236

Maxiforce Overhaul Engine Kit, Standard Pistons, .010" Main Bearings, .020" Rod Bearings, 4.202 O'R/Block for John Deere OK3591-20/10 with a 1-3/8" 6-spline tractor-endAftermarket Engine Overhaul Kit. Direct replacement for OEM OK4591 10 20. Please verify fitment against your equipment's serial and engine casting numbers before ordering. Cross references are provided as a guide; the customer is responsible for confirming compatibility.