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4L engine and a compression ratio of10
making installation straightforward and reliable
This spring helps to maintain consistent brake performance and prevent brake fade
Porsche Genuine speedometer impulse sending unit for 911
CLS550 (2009-2014)
Guide Sleeve - 3RD/4TH Gear - 911 | 1999-2012 9J1.837.639 4L engine and a compressionGear Guide Sleeve (3RD 4TH Gear) For Porsche 996 (1999 2004), 997 (2005 2012) Models. Engineered for Porsche 911 models 996 and 997, this gear guide sleeve ensures smooth, precise gear engagement during reverse operation. Manufactured to OEM specifications, it reduces wear on transmission components and delivers reliable performance. A critical replacement part for maintaining your 911's transmission integrity and driving experience.
