Product Details
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Perfect Gear Ratios
Graph shows achievable car speed in relation to engine RPM. Data shown is for a W113 230SL Pagoda. Other cars will be similar with slight differences depending on rear differential ratio. Speed and rpm were recorded using "123 Ignition" phone app.
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Engineered for Strength
Critical parts are stress checked for strength & safely so they will stand the test of time just like your precious classic.
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Aesthetic Design
All parts have been skillfully engineered using modern manufacturing, not only for mechanical strength but have been designed to look as if they were manufactured using the methods available back when your car was built. This approach provides a visually seamless integration of the gearbox kit in your Mercedes Benz classic.
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Pedal Conversion
When converting from auto to manual, adding a clutch pedal to your existing brake pedal is simple with our detailed instructions. The kit includes all the pipes and the reservoir to connect to the clutch pedal.
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Urethane Bushes
Resilient bushes at both ends of the gear shift linkages reduce vibration and noise to the gear stick while maintaining a positive and satisfying gear change.
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Speedometer Gearbox
The gearbox incorporates a robust spur gear speedometer cable drive unit which is driven from the main gearbox output shaft. Just plug in your existing drive cable and tighten the clamp. No flimsy belt drives!
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Gear Knob
You can use your existing gear knob or if you prefer, you can fit our original style Mercedes design with 6 gears in black or ivory.
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Installation Manual
No product of this type would be complete without a highly detailed Installation and maintenance manual. Where many after-market products fail to deliver, we understand the importance of the supporting documentation in achieving an efficient conversion of your classic Mercedes. All components are identified with unique part numbers.
Converting from Auto or manual - What's in the crate?
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4-Speed Manual to 6-Speed Manual Conversion Kit for W113 W108 W111 R107
This kit includes everything you need to convert your 4-speed manual car to 6-speed manual:
- Gearbox with slave cylinder, speedometer cable connection, prop shaft connection, gear linkages, gearbox mount, clutch thrust bearing and lever.
- Slave cylinder pipe & flex hose.
- Clutch plate, pressure plate and screws.
- Clutch alignment tool.
- Support bearing and retainer.
- Reverse light connector.
- Prop shaft cutting template.
- 6-speed decal for boot/trunk.
- Part-numbered Installation & maintenance manual.
- Premium gearbox oil (1.7L)
- Crate can be used to store parts removed from you car
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Automatic to 6-Speed Manual Conversion Kit for W113 W108 W111 R107
This kit includes everything you need to convert your automatic car to 6-speed manual:
- All the parts that come with the manual-to-manual conversion plus:
- Flywheel and bolts.
- Mercedes design gear shift assembly.
- Clutch pedal kit with master cylinder to easily convert you existing auto pedal box to manual operation.
- Clutch reservoir, brackets, flex hose and piping.
Latest News
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Go to the Retro Classics WebsiteWe had a fantastic response to our products this month at our exhibition stand at RETRO CLASSICS in Essen, Germany where we took multiple orders for our gearbox kits. Feedback was great, particularly to the quality of the product.