AD31D; AD31D-A; AD31XD; TAMD31D; TMD31D Transmissions Drive Extension: 1' (25.4mm) DP AD31D, AD31D-A, AD31XD, TAMD31D, TMD31D Parts on group Drive Extension: 1' (25.4mm) DP: Pos. Part No Qty Parts name Comments 1. 854686 [1] Extension kit 2. 3. 854684 [1] Splined sleeve 4. 941873 [1] Hex. socket screw 5. 959448 [2] Hex. socket screw 6. 943762 [4] Stud 7. 832939 [4] Nut 8. 925256 [1] O-ring 9. 125017 [1] O-ring 10. 941820 [1] O-ring 11. 897823 [1] Oil pipe Parts catalog : Lower Gear Unit Intermediate Housing Upper Gear Unit Lower Gear Unit Duoprop Drive Unit Ratio 2.30:1 Singleprop Drive Drive Extension: 4' (101.6mm) DP AD31D, AD31D-A, AD31XD, TAMD31D, TMD31D Drive Extension: 1'' (25.4MM) DPX AD31D, AD31D-A, AD31XD, TAMD31D, TMD31D Propeller for Duoprop Drives: A-PROPELLERS AD31D, AD31D-A, AD31XD, TAMD31D, TMD31D Propeller for Duoprop Drives: B-PROPELLERS AD31D, AD31D-A, AD31XD, TAMD31D, TMD31D Propeller for Duoprop Drives: C-, E-PROPELLERS AD31D, AD31D-A, AD31XD, TAMD31D, TMD31D Propeller Cone Kit, M16: A AD31D, AD31D-A, AD31XD, TAMD31D, TMD31D