Harley-Davidson FLSTS Heritage Springer - 2003 Specifications and Reviews

The 2003 Harley-Davidson FLSTS Heritage Springer is a classic cruiser that appeals to riders seeking authentic retro styling with modern reliability. Known for its iconic springer front fork, low-slung seat, and powerful 1449cc V-twin engine, it delivers genuine Harley character and heritage appeal. Best suited for riders who value tradition and distinctive design over performance.

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General information

CategoryCustom / cruiser
Year2003
ModelHarley-Davidson FLSTS Heritage Springer

Engine and Transmission Specifications

Transmission typefinal driveBelt
Cooling systemAir
Fuel systemCarburettor
Bore x stroke95.3 x 101.6 mm (3.8 x 4.0 inches)
Compression8.8:1
Torque110.00
Stroke4
Engine typeV2
Capacity:1449.00 ccm (88.42 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,630 mm (64.2 inches)
Ground clearance128 mm (5.0 inches)
Overall length2,396 mm (94.3 inches)
Seat height658 mm (25.9 inches) If adjustable, lowest setting.
Dry weight340.0 kg (749.6 pounds)

Harley-Davidson FLSTS Heritage Springer dimensions and frame

Color options2-tone sterling silver & vivid black, vivid black, gunmetal pearl
Fuel capacity19.70 litres (5.20 gallons)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

6.5s
0-60 mph (est.)

Best For

Track5%
City45%
Cornering25%
Daily Riding55%
Touring60%
Passenger60%

Rider Profile

Best ForBest suited to riders with some experience handling heavy, low-slung cruisers at low speed.
PurposeBuilt for relaxed boulevard cruising and classic-styled weekend rides rather than outright performance.
Rider FitThe low seat height and springer front end make it accessible for shorter riders, though the substantial dry weight demands confident low-speed handling.
CharacterA nostalgic, heavyweight cruiser with vintage styling and torque-rich V-twin character that rewards a laid-back riding style.
Not Ideal ForNot for riders seeking sharp cornering agility, off-road capability, or high-speed sport performance.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2003 Harley-Davidson FLSTS Heritage Springer Rider Ergonomics Assessment

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Feet:

At 658mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2003 Harley-Davidson FLSTS Heritage Springer, with a cramped knee angle of around 70 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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