S54 OE+ Forged Steel Flywheel (420G)

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Remove 12.6 lbs off the crank.

The single mass design reduces rotational inertia, vastly improving the S54's engine response in lower gears.

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 OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel
S54 420G OE+ Lightweight Flywheel

S54 420G OE+ Lightweight Flywheel

Specifications

  • Made in England
  • OE+ design:
    • Designed to bolt to OEM clutch
    • Compatible with OE starter
    • Installed using Genuine BMW bolts
  • CNC machined from a forged high carbon steel billet
    • Dynamically balanced by TTV from the factory
    • Fitment for MT and SMG2
  • Weight:
    • Single mass: 5.3 kg / 11.6 lbs
    • OEM: 10.97 kg / 24.2 lbs
  • 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
The Motorsport connection.

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 this Series, I document my experiences with various lightweight flywheels, including the GrandAm, OE+ and Clubsport Twin Disc package.

Enjoy,
- Matt

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