Back to Bike FinderYears: 1957 · 1956 · 1955 · 1954 · 1953 · 1952 · 1951 · 1950 · 1949
Harley-Davidson FL Hydra Glide
1951Touring

Harley-Davidson FL Hydra Glide

$900

Key specifications

Engine
1208 cc
Power
55 HP
Weight
267 kg
Fuel type
petrol
Fuel capacity
3.8 L
Transmission
4-speed
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the 1951 Harley-Davidson FL Hydra Glide: A Classic Touring Legend Step back into the golden era of motorcycling with the 1951 Harley-Davidson FL Hydra Glide, an iconic model that perfectly embodies the spirit of American road cruising. Positioned as a premier touring motorcycle, the Hydra Glide offered enthusiasts an opportunity to embrace the freedom of the open road in style and comfort. Priced at a reasonable US$900 at its launch—an attractive proposition for a machine of its caliber—this motorcycle quickly garnered a loyal following, setting the stage for the enduring legacy of Harley-Davidson. With its striking aesthetic and robust performance, the Hydra Glide remains a coveted piece of history for collectors and riders alike. At the heart of the FL Hydra Glide lies a powerful 1208 cc V2 engine that delivers a commendable 55 horsepower at 4800 RPM. This four-stroke powerhouse ensures that riders experience exhilarating acceleration and a top speed of 100 mph, making it a formidable contender on the highways of its time. With a compression ratio of 7.0:1, the engine is designed for reliability and ease of use, while the air-cooling system contributes to its rugged durability. Riders will appreciate the smooth shifting provided by the four-speed gearbox and the responsive chain final drive, allowing for confident handling and enjoyable rides across various terrains. The 1951 Hydra Glide is not just about raw power; it’s also about comfort and advanced features for its era. The steel double downtube frame provides strength while keeping the overall weight at a manageable 588.6 pounds. The hydraulic telescopic forks in the front suspension enhance ride quality, absorbing bumps and providing a more stable ride, while the hardtail rear suspension keeps things simple and true to the classic style. With a fuel capacity of 3.75 gallons, this motorcycle is ready for extended journeys, and its range of color options—black, red, and blue—allows riders to express their individuality. **

Pros

  • Timeless Design: Classic aesthetic that stands the test of time, appealing to vintage enthusiasts and collectors.
  • Powerful Engine: The V2 engine offers a robust performance and impressive top speed for a 1950s motorcycle.
  • Comfortable Touring Capabilities: Designed for long-distance rides with a focus on rider comfort and stability.

Cons

  • Weight: At 588.6 pounds, it can be cumbersome for less experienced riders to handle.
  • Limited Technology: The lack of modern features such as disc brakes and advanced suspension systems may detract from the riding experience compared to contemporary bikes.
  • Maintenance Needs: Older carbureted engines require more frequent tuning and maintenance, which can be a hassle for some riders.

Technical details

Source specification data

Make
Harley-Davidson
Model
FL Hydra Glide
Price
S
$ 900.
Prices
depend on country, taxes, accessories, etc.
Category
Touring
Electrical
6 Volt battery.
Color Options
Black, red, blue
Power
55.00 HP (40.1 kW)) @ 4800 RPM
Gearbox
4-speed
Top Speed
160.9 km/h (100.0 mph)
Engine Type
Knucklehead V-twin engine
Fuel System
Carburettor
Bore X Stroke
87.0 x 102.0 mm (3.4 x 4.0 inches)
Compression
7.0:1
Displacement
1208.00 ccm (73.71 cubic inches)
Cooling System
Air
Engine Details
V2, four-stroke
Transmission Type Final Drive
Chain
Dry Weight
267.0 kg (588.6 pounds)
Oil Capacity
3.80 litres (0.25 quarts)
Fuel Capacity
14.19 litres (3.75 gallons)
Power Weight Ratio
0.2060 HP/kg
Rear Tyre
5.00-16
Frame Type
Steel double downtube
Front Tyre
5.00-16
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Expanding brake (drum brake)
Rear Suspension
Hardtail
Front Suspension
Hydraulic telescopic forks

Available colors

Blackredblue