What is the engine displacement of the 1935 BMW R 4 Series 4?

The 1935 BMW R 4 Series 4 has an engine displacement of 398.0 ccm (24.29 cubic inches).

How much horsepower does the 1935 BMW R 4 Series 4 have?

The 1935 BMW R 4 Series 4 produces 14.0 HP (10.2 kW )) @ 4000 RPM of power.

What is the top speed of the 1935 BMW R 4 Series 4?

The 1935 BMW R 4 Series 4 has a top speed of 95.0 km/h (59.0 mph).

What is the fuel consumption of the 1935 BMW R 4 Series 4?

The 1935 BMW R 4 Series 4 has an approximate fuel consumption of 3.50 litres/100 km (28.6 km/l or 67.21 mpg).

1935 BMW R 4 Series 4 Price, Specs, Review

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Review

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The 1935 BMW R 4 Series 4 embodies the design ethos of pre-war motorcycles. Powered by a 398cc engine producing 14 hp at 4000 rpm, this machine provides a reliable and enjoyable riding experience. The R 4 Series 4 is designed for both daily commuting and longer excursions, offering a balance of practicality and engaging performance. Its engineering reflects the era's focus on durability and rider comfort. With a 12-liter fuel tank, the R 4 Series 4 offers a useful range for extended rides. The front suspension employs a cartridge system, contributing to a stable and predictable ride. Braking is handled by an expanding drum brake at the front, requiring a measured approach to stopping. It has a top speed of 95 km/h. The R 4 Series 4 is perfect for vintage enthusiasts who appreciate the classic styling and mechanical simplicity of pre-war BMWs. It offers a direct and engaging riding experience, appealing to those who value historical significance and the unique character of these vintage machines.

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Pros (Advantages)

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✅ Why buy this bike?

• Shaft drive offers superior reliability and less maintenance compared to chain drives of the era. • Telescopic front forks, advanced for its time, provided improved handling and ride comfort. • Robust flat-twin engine design known for its durability and smooth power delivery. • Excellent build quality and engineering, typical of BMW, ensuring longevity even today. • Classic pre-war BMW styling, making it a highly desirable and collectible vintage motorcycle. • Relatively low center of gravity contributes to stable handling characteristics.

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Cons (Disadvantages)

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⚠️ Things to consider

• Limited power output (14 hp) means modest performance and struggle on modern roads. • Drum brakes provide minimal stopping power, requiring significant foresight in traffic. • Lack of modern suspension components results in a harsh ride over rough terrain. • Spare parts are extremely rare and expensive, making maintenance and restoration challenging. • Manual spark advance and choke require skill and practice for consistent starting and running.

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License Class (EU)

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The BMW R 4 Series 4 produces 14 HP, fitting A2 license limits (max 35 kW / 47 HP). For riders 18+.

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Fuel Economy & Running Costs

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Manufacturer-quoted consumption: 3.50 litres/100 km (28.6 km/l or 67.21 mpg).

⛽ Tank: 12.00 litres (3.17 US gallons)

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Insurance Class

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Insurance grouping for BMW R 4 Series 4 (398cc):

📋 Group 8-15 — mid-range

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Insurance Calculator (UK est.)

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Personalised premium estimate for the BMW R 4 Series 4 (UK rates):

💡 Estimate based on UK market averages. For real quotes, compare on Compare the Market, MoneySuperMarket, GoCompare.

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Buy New & Used

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Find new and used BMW R 4 Series 4 1935 listings:

🛒 eBay Motors 🏍️ Cycle Trader 🇬🇧 Auto Trader UK 🔍 Google Listings

💡 Third-party listings. MotoBike Info is informational only.

👤 Final premium varies by rider age, history, location.

BMW R 4 Series 4

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