Porsche 915 Custom Gear Sets
Porsche 915 Custom Gear Sets
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Optimize your car's drive-train by tuning your gearbox with custom ratio gear sets. Many different ratios available for 915 transaxles.

Get great starts off the line, and utilize the full top-end speed of your engine, by tailoring your car's powerband to fit your personal driving style or the conditions of a specific course.

Select the desired gear combinations from the list below. If you need guidance or assistance, please contact us for a consultation.

Part #: POR-trans-gear-915
Condition: New
Fits the following:911/930 (74-89)934935915 Transaxles

First Gear

 14:39 (ratio: 2.786:1)
 14:37 (ratio: 2.643:1)
 15:36 (ratio: 2.400:1)(incl shaft, slightly used)
 14:31 (ratio: 2.214:1)
 16:35 (ratio: 2.188:1)
 18:34 (ratio: 1.889:1)(incl shaft, used)

Second Gear

 16:37 (ratio: 2.313:1)
 17:35 (ratio: 2.059:1)
 15:30 (ratio: 2.000:1)
 15:29 (ratio: 1.933:1)
 18:34 (ratio: 1.889:1)
 18:33 (ratio: 1.833:1)
 18:32 (ratio: 1.778:1)
 19:32 (ratio: 1.684:1)
 20:32 (ratio: 1.600:1)
 20:31 (ratio: 1.550:1)

Third & Fourth Gear

 22:37 (ratio: 1.682:1)
 20:32 (ratio: 1.600:1)
 20:31 (ratio: 1.550:1)(incl 4 new spliners)
 21:31 (ratio: 1.476:1)
 21:30 (ratio: 1.429:1)
 22:29 (ratio: 1.318:1)
 23:29 (ratio: 1.261:1)
 23:28 (ratio: 1.217:1)
 23:27 (ratio: 1.174:1)
 24:28 (ratio: 1.167:1)
 24:27 (ratio: 1.125:1)(incl 1 new spliner)
 25:27 (ratio: 1.080:1)
 25:26 (ratio: 1.040:1)
 26:26 (ratio: 1.000:1)
 26:25 (ratio: 0.962:1)(incl 1 new spliner)
 27:25 (ratio: 0.926:1)
 27:24 (ratio: 0.889:1)

Fifth Gear

 24:27 (ratio: 1.125:1)(incl 1 new spliner)
 25:27 (ratio: 1.080:1)
 25:26 (ratio: 1.040:1)
 26:26 (ratio: 1.000:1)(used)(incl 1 new spliner)
 26:25 (ratio: 0.962:1)
 27:24 (ratio: 0.889:1)(incl 3 new spliners)
 28:24 (ratio: 0.857:1)
 28:23 (ratio: 0.821:1)
 29:23 (ratio: 0.793:1)(incl 1 new spliner)
 28:22 (ratio: 0.786:1)
 29:22 (ratio: 0.759:1)
 31:21 (ratio: 0.677:1)
 32:20 (ratio: 0.625:1)
 32:19 (ratio: 0.594:1)

Price: $810.00
Quantity:

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