Volvo M40 Straight Cut Close Ratio Gearbox

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Experience ultimate competition performance with this fully rebuilt, heavy-duty transmission. Built into an original Volvo M40 casing, this unit features a professional-grade Quaife straight cut gearset for maximum strength and precision.

• Gearset: Genuine Quaife Straight Cut (Spur) internals
• Ratios: Close ratio for optimized power delivery and track performance
• Casing: Original Volvo M40 (4-speed manual)
• Condition: Fully rebuilt with all-new bearings, seals, and gaskets
• Compatibility: Ideal for motorsport, rallying, or high-performance classic Volvo builds

Why Choose This Gearbox?

• Unmatched Strength: Straight cut gears eliminate axial thrust, handling significantly more power than standard helical gears.
• Race-Ready Ratios: Designed to keep the engine in the power band with minimal RPM drop between shifts.
• The "Signature" Sound: Features the iconic straight cut gear whine—perfect for authentic period competition cars.
• Zero-Mile Rebuild: Expertly assembled and shimmed to professional racing standards

Note: Due to the straight cut design, this gearbox will produce significantly more internal noise than a standard unit. It is recommended for competition or performance-focused use

[Complete 4 speed synchromesh close ratio straight cut gearbox.]

[Fully rebuilt in an original M40 casing with our Quaife gearset.]