Allround · 1927
Model JD
MotoLibrary Score
57 /100 Balanced
Top Speed
137 km/h
Engine
1208 ccm
Technical Overview
1927 Harley-Davidson Model JD Technical Analysis & Specification Breakdown
Engineered by Harley-Davidson for the allround motorcycle segment, the 1927 Harley-Davidson Model JD relies on a 1208 cc (73.7 cu in) v2, four-stroke powerplant. Internal engine geometry specifies a bore and stroke of 87.0 x 100.0 mm (3.4 x 3.9 inches).
On the scales, the Model JD measures 194 kg (428 lbs) dry.
Within MotoLibrary's Harley-Davidson archive, this model family spans 7 indexed model years from 1923 to 1929, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Engine
Displacement 1208.0 ccm (73.71 cubic inches)
Engine Type V2, four-stroke
Bore x Stroke 87.0 x 100.0 mm (3.4 x 3.9 inches)
Fuel System Carburettor
Performance
Top Speed 136.8 km/h (85.0 mph)
Wheels & Brakes
Front Tyre 3-26
Rear Tyre 3-23
Rear Brakes Expanding brake (drum brake)
Wheels Spoked
Dimensions & Weight
Dry Weight 194.0 kg (427.7 pounds)
More from Harley-Davidson
Rider Profile
Who Is This Bike For?
🌍
Best For
All-Round & Adventure
⚖️
Handling
Medium weight — some experience needed
Estimate
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