SE228 Counter Rotation (Replaces 3.0L V6, 2.6L I6 and 1.7L I4) Splines/Ratio/Motor/Shaft Length:13/1.75/3.0L 2-Stroke/30" Shaft 81:1 90-421-A25 2000 SX250TXRY 25

81:1 90-421-A25 2000 SX250TXRY 25 1

40 Ratio drives only

65 and the 2

81:1 90-421-A30 2003 SX250TURB 30 1

Standard Rotation Only

SE228 Counter Rotation (Replaces 3.0L V6, 2.6L I6 and 1.7L I4) Splines/Ratio/Motor/Shaft Length:13/1.75/3.0L 2-Stroke/30" Shaft 81:1 90-421-A25 2000 SX250TXRY 25The 221 228 gearcases fit three different types of engines. They are as follows: 3. 0 Liter V6 Two Stroke (13 spline drive shaft): (SEI 221 A20, 221 A25 221 A30 228 A25 and 228 A30) Around 2006, these engines changed from using our SE216 units to our SE221s. This changed occurred at serial number 1B504989. The SE221 units are what we have been calling the Verado Style gearcases. There are some available gearcases that we do not replace. They are the