TTE Billet Crank Hub Upgrade For BMW S55

Introducing the TTE Billet one piece crank hub for the BMW S55The TTE crank hub for the M2/M3/M4 models is a custom-engineered solution to fix the common failure point of the S55 engine. It replaces the stock three-piece crank hub with a unique billet single-piece high-strength TTE design.

TTE tested for over 1 year with beta testers to ensure a solid quality product. 

This one-piece crank hub provides increased stability and reliability by eliminating the risk of timing misalignment. This upgrade is essential for the longevity of high performance S55 engines, offering a secure and proven improvement over the original design. 

Key points 

• Billet one piece precision CNC construction crankhub
• 4140 CRMO Billet Steel
• Teeth hardened to more then 60HRC to guarantee maximum life span
• Special hardened drilling template guide to ensure correct alignment (tested for 20+ crank hub installations without wear)
• Special solid carbide drill bit 
• OEM Crankshaft bolt
• TTE 1 YEAR TROUBLE FREE WARRANTY 
• Made at TTE in Germany 

*ONLY TO BE INSTALLED BY BMW SPECIALIST GARAGES