Makes › Lincoln › KA Convertible Roadster by Dietrich · Rare specification · 1934 Ultra Rare
Lincoln
KA Convertible Roadster by Dietrich
Dietrich dual-sidemount convertible roadster on the V12 KA; 36 of 75 KA convertible roadsters
Still being researched: why it matters, history, identification guide, full specifications. Everything shown is checked against the cited sources. Know more? Send us a source.
Contents
01Overview
At a glance
- Built
- 36 Built
- Years
- 1934
- Engine
- L-head V12 · 6,780 cc / 6.8 LFactory: 414 cu in · converted
- Power
- 112 kW / 152 PSFactory: 150 hp · converted
- Top speed
- Not yet verified
- Body
- Dietrich Inc.
- Designer
- Not yet verified
- In this archive
- Not yet verified
- Surviving
- Not yet verified
Sources and any conflicting figures are in the sections below.
Why it matters
Not yet documented. Have a source? Contribute it.
How rare is it?
Six separate kinds of rarity – never combined into one number.
Each kind of rarity is rated separately and never combined.
02Production & history
Production
Every figure says what it counts.
| What is counted | Figure | Basis | Status |
|---|---|---|---|
| Factory package productionbuilt by Dietrich (of 75 KA convertible roadsters in 1934) | 361 | Factory production | Independently researched |
Independent counts (e.g. engine and colour) are never combined into a calculated figure. Surviving examples are never presented as original production.
History
Not yet documented. Have a source? Contribute it.
Variants
How each version differs from the standard KA Convertible Roadster by Dietrich.
No variants documented yet. Have a source? Contribute it.
03Specifications
Technical specifications
Engine
| Engine family | Not yet verified |
|---|---|
| Engine code | Not yet verified |
| Layout | L-head V122 Independently researched |
| Displacement | 6,780 cc / 6.8 LFactory: 414 cu in · converted2 Independently researched1934 engine fitted to all Lincolns (KA and KB); base chassis figure, not specific to the Dietrich body. |
| Bore | Not yet verified |
| Stroke | Not yet verified |
| Compression ratio | Not yet verified |
| Fuel system | Not yet verified |
| Power | 112 kW / 152 PSFactory: 150 hp · converted2 Independently researchedBase 1934 chassis figure. |
| Power at | Not yet verified |
| Torque | Not yet verified |
Transmission & drivetrain
| Gearbox | three-speed manual2 Independently researched |
|---|---|
| Gears | Not yet verified |
| Driven wheels | Not yet verified |
Chassis, body & dimensions
| Chassis | Not yet verified |
|---|---|
| Front suspension | solid axle with semi-elliptical leaf springs2 Independently researched |
| Rear suspension | Not yet verified |
| Brakes | four-wheel power-assisted mechanical2 Independently researched |
| Steering | Not yet verified |
| Body construction | Not yet verified |
| Wheelbase | 3,450 mmFactory: 136 in · converted2 Independently researchedKA wheelbase per RM Sotheby's KB lot text. |
| Length | Not yet verified |
| Width | Not yet verified |
| Height | Not yet verified |
| Front track | Not yet verified |
| Rear track | Not yet verified |
| Kerb weight | Not yet verified |
| Dry weight | Not yet verified |
Performance
| Maximum speed | Not yet verified |
|---|---|
| 0–100 km/h | Not yet verified |
| Fuel tank | Not yet verified |
“Not yet verified” means no source has been checked for that value yet. Nothing is estimated to fill a gap.
04Colours & options
Factory colours & interiors
Original paint and trim, with the number of cars in each where a source gives it.
Not yet documented. Have a source? Contribute it.
Factory options & codes
Codes are shown exactly as written by the manufacturer.
Not yet documented. Have a source? Contribute it.
05Individual cars
Chassis register
Every documented car, with its colours, history and where it is now. Open a row for the full record. Known chassis are not automatically authenticated originals.
Not yet documented. Have a source? Contribute it.
Competition history
Every race result of the individual cars, in date order. Click a chassis number to open its full record in the register.
Not yet documented. Have a source? Contribute it.
Auction & sale history
Documented public sales of the individual cars. Click a chassis number to open its full record in the register.
Not yet documented. Have a source? Contribute it.
See one in person
Museums where an example of this car can be seen.
No example is documented on public display yet. Have a source? Contribute it.
06Reference
Identification guide
How to tell an original from a replica or later conversion.
Not yet documented. Have a source? Contribute it.
Sources
Each number links to the exact facts it supports.
-
1
RM Sotheby's Auburn Fall 2020 – 1934 Lincoln KA Convertible Roadster by Dietrich Level B
- 36 built by Dietrich (of 75 KA convertible roadsters in 1934)
-
2
1934 Lincoln Model KB Convertible Roadster by LeBaron (Motor City 2015, lot 120) Level C RM Sotheby's · 2015-01-01
- 150 bhp, 414 cu. in. L-head V-12 engine
- For 1934, there was a new engine, a 414-cubic inch version
- three-speed manual transmission
- solid front and live rear axles with semi-elliptical leaf-spring suspension
- four-wheel power-assisted mechanical brakes
- 136 inches for the KA and 145 for the KB
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