S54 GrandAm Forged Steel Flywheel

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Smart weight reduction.

The flywheel's design is optimized for centralized mass, reducing weight at the furthest edges to achieve the lowest inertia.

It's made from forged steel.

Carbon forged steel is denser than aluminum, allowing machining to tighter tolerances.

Designed for the original clutch.

It reduces drivetrain noise, and retains the original pedal pressure.

It's balanced to OE specs.

The dynamic balancing is done in-house to ensure a trouble free function.
Spec your flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel
S54 420G GrandAm OE+ Flywheel

S54 420G GrandAm OE+ Flywheel

 Specifications:

  • Made in England
  • Homologated for GrandAm regulations
    • Centralized mass design for lowest inertia.
    • Regulations limited 20% less weight. 
      • TTV: 8.8 kg
      • Stock:  10.9kg
  • OE+ design:
    • Designed to bolt to OEM clutch
    • Compatible with OE starter
    • Installed using Genuine BMW bolts
    • Fitment for MT and SMG2
      • No software adjustments required for SMG2.
  • Construction:
    • CNC machined
    • Forged high carbon steel
    • Dynamically balanced
  • The complimentary OE clutch kits includes a brand new replacement clutch and the required Genuine BMW flywheel bolts.
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Required hardware

This flywheel is installed using BMW flywheel bolts (SKU: 11227805885)

Options

OE Clutch Kit

The kit includes an OE replacement clutch, throwout bearing and the required Genuine BMW flywheel bolts.

Build journal
Race technology that translates to the street.

Back in the early 2000s, S54s were heavily raced in Grand-Am. The series mandated flywheel designs that could only be 20% lighter than original.

TTV Racing took on the challenge and designed a flywheel that optimized central mass reduction.

In theory, this should make an ideal street flywheel, enough weight to retain drivability, but enough taken off to make a difference.

In this Series, I document my experiences with TTV's S54 Clubsport kit and the GrandAm flywheel.

Enjoy,
- Matt

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