Skip to content
Genuine Porsche O Ring 900 174 056 40
GENUINE PORSCHE O-Ring - 900-174-056-40
Genuine Porsche O Ring 900 174 056 40
GENUINE PORSCHE O-Ring - 900-174-056-40

Genuine Porsche O Ring 900 174 056 40

GENUINE PORSCHE
Availability:
5+ in stock, ready to be shipped

Ships same or next business day

SKU 900-174-056-40
$2.07 - $2.07
$2.07
$2.07 - $2.07
$2.07
CALIFORNIA WARNING

Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts.

Rewards
EARN REWARD POINTS
Purchasing this product will earn you 10 points to redeem on future purchases. Check your points.

GENUINE PORSCHE

O-Ring

This product also goes by these part numbers: 900 174 056 40, 90017405640, 900-174-056-40

This part also goes by the following cross reference.

Cross Reference Part Number: 90017405640

Fits These Vehicles 12 applications
Porsche
Make Model Engine Years
Porsche 944Base 2.5L4 1985–1988
Porsche 944Base 2.7L4 1989–1989
Porsche 944S 2.5L4 1987–1988
Porsche 944S2 3.0L4 1989–1991
Porsche 944Turbo 2.5L4 1986–1990
Porsche 944Turbo S 2.5L4 1988–1988
Porsche 924S 2.5L4 1988–1988
Porsche 928S 4.7V8 1983–1984
Porsche 928S 5.0V8 1985–1986
Porsche 928S4 5.0V8 1987–1991
Porsche 928GT 5.0V8 1990–1991
Porsche 928GTS 5.4V8 1993–1995

Fitment data last updated: 2026-10-02

Fits 12 vehicle applications Check vehicle fitment before ordering View fitment

Euromotiv is an independent retailer of OEM, Genuine, and aftermarket automotive parts. We are not affiliated with, endorsed by, or authorized by Audi AG, Volkswagen AG, BMW AG, Mercedes-Benz Group AG, Dr. Ing. h.c. F. Porsche AG, MINI, or any other vehicle manufacturer. All trademarks, logos, and brand names are the property of their respective owners and are used solely for identification and compatibility purposes.