Your choice of ONE name brand Gear and ONE Name brand Timken Install Kit: Following Models and Ratios Only: DANA 30 YJ / REV: 4.11 , 4.56 , 4,88 DANA 30 STANDARD: 4.11 , 4.56 , 4,88 (ZJ add $30.00) DANA 30 TJ SHORT: 4.11 , 4.56 , 4,88 DANA 35 / MODEL 35 STANDARD: 4.11 , 4.56 , 4,88 DANA 44 STANDARD: 4.11 , 4.56 , 4.88 , 5.13 , 5.38 (non-thick) (non Dodge Disconnect) DANA 44 REVERSE: 4.11 , 4.56 , 4.88, 5.13 , 5.38 (non Ford I.F.S. / T.T.B.) SPECIFY GEAR(S) WANTED WITH PURCHASE IN COMMENT SECTION OF ORDER FORM, Standard gears will be sent if you do not specify