5.08 - 12x61 Final Drive for PSA BE4R gearbox M3 E30 (1982–1994)

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5.08 - 12x61 Final Drive for PSA BE4R gearbox M3 E30 (1982–1994)Final Drive for PSA BE4R gearbox Ratio: 5. 08 12 61 Material: Manufactured from billet and forged Ni Cr Mo steel, delivering exceptional mechanical strength, high impact resistance, and long term durability under high torque and aggressive driving conditions. Hardness: HRC 5660, ensuring excellent resistance to wear and surface fatigue, even in demanding motorsport applications. Surface Treatments: Multiple advanced surface treatment processes are