A-CS54014-AI Driveline, 1 3/8" 6 Spline x 1 1/2" RB w/KWOne New Aftermarket Driveline, 1 3 8" 6 Spline x 1 1 2" RB w KW Catfish Pond Driveline Assembly, size 5. Driveline minimum C to C is 40" (1010 mm), maximum C to C length is 62" (1580 mm), total collapsed length is 48" (1230 mm). Tractor ends: 1 3 8" 6 Spline and implement ends are 1 1 2" round bore with 3 8" keyway. Driveline rated as category 4 (47 hp). It may be necessary to cut this driveline to length. Verify the length by ensuring that