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40.309.120WK – Wavetrac Differential Porsche 901 1965-1968
40.309.130WK – Wavetrac Differential, Porsche 901 915: 911, 914 1969-73
40.309.140WK – Wavetrac Differential, Porsche 915 18T: 911, 930 1974-77
40.309.150WK – Wavetrac Differential, Porsche 915 43T: 911 1978-86, 930 1978-88
40.309.160WK – Wavetrac Differential For Porsche G50: 911 1987-88, 930 5Spd 1989>, 964, 993, 968
40.309.165WK – Wavetrac Differential, Porsche 996 6MT, 986 Boxster S 6MT
40.309.166WK – Wavetrac Differential, Porsche 993/996/997 Front (Z64-Z96)
40.309.170WK – Wavetrac Differential Rear Porsche 944 1986
40.309.175WK – Wavetrac Differential, Porsche 987 Cayman S / Boxster S [3.4L 6MT]
40.309.176WK – Wavetrac Differential Porsche 981 Boxster & Cayman S/GTS 6MT 2014>
40.309.180WK – Wavetrac Differential, Porsche 997 6MT
40.309.187WK – Wavetrac Differential, Porsche PDK (G91) 718, 987, 981, 991 PDK for models w/ OEM Open Diff
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