Harley-Davidson FLSTNI Softail Deluxe Specs (Top Speed | Horsepower | Weight)

The Harley-Davidson FLSTNI Softail Deluxe motorcycle specifications include a 1,449 cc (88.42 cu in) engine, a 5-speed gearbox, and a listed weight of 322 kg (709.9 lb).

Key specifications

2005-2006Model years
1,449 ccDisplacement
102.0 Nm @ 3,500 rpmTorque
322 kgDry weight
622 mmSeat height
18.9 LFuel tank
1,630 mmWheelbase
122 mmGround clearance
Model years covered
20052006
Year-specific specification changes

The 2005 model is treated as the standard specification. Only later model years with a different supplied value are shown below.

Compression ratio
20068.9:1
Displacement
20061442.2 cc (88.00 cu in)
Dry weight
2006314.3 kg (693 lb)
Front brakes
2006Single disc
Torque
2006115.3 Nm (11.8 kgf-m or 85.0 ft.lbs) @ 3,000 rpm
Wheelbase
20061,638 mm (64.5 inches)
Exhaust system
2006Chrome, over/under shotgun with shorty duals
Fuel capacity
200618.92 L (5.00 US gal)
Overall length
20062,405 mm (94.7 inches)

How the Harley-Davidson FLSTNI Softail Deluxe compares

This compares the motorcycle with all Harley-Davidson models in this specifications database. The blue marker is this model and the grey line is the Harley-Davidson database average.

Displacement1,449 cc
Low 165 ccAverage 1,275 ccHigh 1,868 cc

About 14% higher than the Harley-Davidson database average. Around the 69th percentile across Harley-Davidson models.

Seat height622 mm
Low 622 mmAverage 689 mmHigh 780 mm

About 10% lower than the Harley-Davidson database average. Around the 3rd percentile across Harley-Davidson models.

Fuel capacity18.9 L
Low 7.9 LAverage 17 LHigh 22.7 L

About 11% larger than the Harley-Davidson database average. Around the 58th percentile across Harley-Davidson models.

This model Harley-Davidson database average

Harley-Davidson database percentile rankings

Percentiles show where this motorcycle sits across the Harley-Davidson specifications database. They are descriptive database rankings, not performance ratings.

Displacement69th

1,449 cc — larger displacement than about 69% of Harley-Davidson models.

Seat height3rd

622 mm — taller than about 3% of Harley-Davidson models.

Fuel capacity58th

18.9 L — larger than about 58% of Harley-Davidson fuel tanks in this database.

Dimensions compared with Harley-Davidson average

Each measurement is compared with the average value across Harley-Davidson models where that dimension is available.

Overall length2,400 mm
This bike

2,400

Harley-Davidson avg

2,376

Close to average.

Wheelbase1,630 mm
This bike

1,630

Harley-Davidson avg

1,599

Close to average.

Seat height622 mm
This bike

622

Harley-Davidson avg

689

10% below average.

Ground clearance122 mm
This bike

122

Harley-Davidson avg

128

5% below average.

Mechanical overview

Engine layout snapshot

V2, four-stroke • 1,449 cc • Air cooled
Chassis snapshot

Wheelbase 1,630 mmSeat 622 mmClearance 122 mm
5-speed • Belt (final drive) • MT90-B16 front / Mu85-B16 rear

Additional useful specifications

Front tire size MT90-B16
Rear tire size Mu85-B16
Bore/stroke ratio 0.94:1 (Undersquare)

Model information

Category Custom / cruiser

Engine specifications

Engine type V2, four-stroke
Displacement 1,449 cc (88.42 cu in)
Torque 102.0 Nm (10.4 kgf-m or 75.2 ft.lbs) @ 3,500 rpm
Bore × stroke 95.3 x 101.6 mm (3.8 x 4.0 inches)
Compression ratio 8.8:1
Cooling system Air
Fuel system Injection. Electronic Sequential Port Fuel Injection (ESPFI)
Fuel control Double Overhead Cams/Twin Cam (DOHC)

Transmission and drivetrain

Gearbox 5-speed
Final drive Belt (final drive)
Clutch Multi-plate clutch with diaphragm spring in oil bath

Chassis and suspension

Rake 32.0°

Brakes, wheels and tires

Front brakes Double disc
Rear brakes Single disc
Front tire MT90-B16
Rear tire Mu85-B16

Dimensions and weight

Dry weight 322 kg (709.9 lb)
Seat height 622 mm (24.5 inches)
Overall length 2,400 mm (94.5 inches)
Wheelbase 1,630 mm (64.2 inches)
Ground clearance 122 mm (4.8 inches)

Fuel and emissions

Fuel capacity 18.90 L (4.99 US gal)

Other specifications

Color options Vivid black, black cherry pearl, black pearl, lava red sunglo, two-tone glacier white pearl and chopper blue pearl; two-tone glacier white pearl and vivid black
Exhaust system Over/under shotgun with shorty duals

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Harley-Davidson models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Harley-Davidson information before relying on them. Visit the official Harley-Davidson website.