Straight Thru Transfer Case Quick Change Straight Thru Transfer Case Compact unit, 10.666 C/L 10 ¼” Flange To Flange 90 lbs Billet Aluminum Case Super Strong Ground Gearing Quick Change Straight Thru Transfer Case 9” high, 20” case length. Clockable left and Right top side mounting to maximize ground clearance. Supplied with universal 1350/1410 companion flanges Input and rear output Front output uses 9” ford pinion yoke 1310/1330/1350 Compound quick change gearing, 2.64 overdrive to 2.64 underdrive. Each quick change set nets two ratios, except 1 to 1 set Gear ratio examples: 2 gear Q.C. set 1.56 ratio x 3 gear rear set 1.56 = 2.43 Change Q.C. set to 1.52 ratio x 3 gear rear set 1.56 = 2.37. Change Q.C. set to 1.462 ratio x 3 gear rear set 1.56 = 2.28 flip Q.C. set 1.56 ratio to OVERDRIVE x 3 gear rear set 1.56 = 1 to 1