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Model Type
Off-Road
Model Type
Cruiser
MSRP
$6,499
MSRP
$6,849
Warranty
0
Warranty
12
Insurance
Insurance
Finance
Finance
Generic Type (Primary)
Off-Road
Generic Type (Primary)
Cruiser
Manufacturer Country
Japan
Manufacturer Country
Japan
Introduction Year
2005
Introduction Year
2005
Parent Company
Suzuki
Parent Company
Suzuki
Display Name
RM-Z 450
Display Name
Boulevard M50
Year
2005
Year
2005
Make
Suzuki
Make
Suzuki
Engine Type
Single-Cylinder
Engine Type
V Twin
Cylinders
1
Cylinders
2
Engine Stroke
4-Stroke
Engine Stroke
4-Stroke
Cooling
Liquid
Cooling
Liquid
Valves
4
Valves
8
Valves Per Cylinder
4
Valves Per Cylinder
4
Valve Configuration
DOHC
Valve Configuration
SOHC
Bore (mm/in)
95.5 / 3.76
Bore (mm/in)
83 / 3.27
Stroke (mm/in)
62.8 / 2.47
Stroke (mm/in)
74.4 / 2.93
Displacement (cc/ci)
449 / 27.4
Displacement (cc/ci)
819 / 50
Compression Ratio
12:1
Compression Ratio
9.4:1
Starter
Kick
Starter
Electric
Fuel Requirements
Regular
Fuel Requirements
Regular
Fuel Type
Gas
Fuel Type
Gas
Carburetion Brand
Keihin
Carburetion Brand
-
Fuel Injector
No
Fuel Injector
Yes
Carburetor
Yes
Carburetor
No
Number Of Carburetors
1
Number Of Carburetors
-
Carburetor Size (mm)
40
Carburetor Size (mm)
-
Carburetion Type
Carburetor
Carburetion Type
Fuel Injected
Transmission Type
Manual
Transmission Type
Manual
Number Of Speeds
4
Number Of Speeds
5
Overdrive
No
Overdrive
-
Primary Drive (Rear Wheel)
Chain
Primary Drive (Rear Wheel)
Shaft
Reverse
No
Reverse
No
Wheels Composition
Aluminum
Wheels Composition
Aluminum
Chromed
No
Chromed
No
Tire Brand
Bridgestone(R)
Tire Brand
-
Front Tire Width
90
Front Tire Width
130
Front Tire Aspect Ratio
100
Front Tire Aspect Ratio
90
Front Tire Speed Rating
51M
Front Tire Speed Rating
-
Front Wheel Diameter
21
Front Wheel Diameter
16
Rear Tire Width
120
Rear Tire Width
170
Rear Tire Aspect Ratio
90
Rear Tire Aspect Ratio
80
Rear Tire Speed Rating
57M
Rear Tire Speed Rating
-
Rear Wheel Diameter
19
Rear Wheel Diameter
15
Front Tire (Full Spec)
90/100 R21 51M
Front Tire (Full Spec)
130/90 R16
Rear Tire (Full Spec)
120/90 R19 57M
Rear Tire (Full Spec)
170/80 R15
Front Brake Type
Hydraulic Disc
Front Brake Type
Hydraulic Disc
Front Brake Diameter (in/mm)
9.8 / 250
Front Brake Diameter (in/mm)
11.8 / 300
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Drum
Rear Brake Diameter (in/mm)
9.4 / 240
Rear Brake Diameter (in/mm)
7.1 / 180
Front Suspension Type
Inverted Fork
Front Suspension Type
Inverted Fork
Front Suspension Size (in/mm)
1.9 / 47
Front Suspension Size (in/mm)
1.6 / 41
Front Travel (in/mm)
12.2 / 310
Front Travel (in/mm)
-
Front Adjustable Fork Pre-Load
No
Front Adjustable Fork Pre-Load
No
Front Adjustable Rebound Damping
Yes
Front Adjustable Rebound Damping
No
Front Suspension Brand Name
Showa(R)
Front Suspension Brand Name
-
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Size (in/mm)
50 / 2
Rear Suspension Size (in/mm)
-
Rear Travel (in/mm)
12.2 / 310
Rear Travel (in/mm)
-
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
Yes
Rear Adjustable Rebound Damping
No
Number Rear Shock Absorbers
1
Number Rear Shock Absorbers
1
Rear Suspension Brand Name
Showa(R)
Rear Suspension Brand Name
-
Rear Suspension Material
Aluminum
Rear Suspension Material
Steel
Front Central Suspension Strut
-
Front Central Suspension Strut
No
Steering Damper
-
Steering Damper
No
Steering Control
Handlebar
Steering Control
Handlebar
Length (ft)
7.17
Length (ft)
7.78
Width (in/mm)
32.8 / 832
Width (in/mm)
33.9 / 860
Height (in/mm)
50 / 1270
Height (in/mm)
44.5 / 1130
Wheelbase (in/mm)
58.5 / 1486
Wheelbase (in/mm)
65.2 / 1655
Ground Clearance (in/mm)
13.8 / 350
Ground Clearance (in/mm)
5.5 / 140
Length (ft/ft)
7
Length (ft/ft)
7
Length (ft/in)
2
Length (ft/in)
9.3
Dry Weight (lbs/kg)
220 / 101
Dry Weight (lbs/kg)
540 / 245
Fuel Capacity (gal/l)
1.8 / 7
Fuel Capacity (gal/l)
4.1 / 15.5
Engine Displacement to Weight (cc)
2.04
Engine Displacement to Weight (cc)
1.52
Seat Type
One-Piece
Seat Type
Two-Piece
Adjustable
No
Adjustable
No
Seat Material
Vinyl
Seat Material
Leather
Seat Location
Driver
Seat Location
Driver and Passenger
Folding
No
Folding
No
Seat Height (in/mm)
39.2 / 995
Seat Height (in/mm)
27.6 / 700
Number Of Seats
1
Number Of Seats
2
Backrest Logo Plate
No
Backrest Logo Plate
-
Detachable Passenger Seat
-
Detachable Passenger Seat
Standard
Grab Rail or Strap
-
Grab Rail or Strap
Standard
Frame
Aluminum
Frame
Steel
Body Material
Plastic
Body Material
-
Hand Grips
Standard
Hand Grips
Standard
Foot Peg Location
Driver
Foot Peg Location
Driver and Passenger
Adjustable
No
Adjustable
No
Chassis Protectors
Yes
Chassis Protectors
-
Fork Guards
Yes
Fork Guards
Yes
Saddle Bag Guard
No
Saddle Bag Guard
No
Hand Guards
No
Hand Guards
No
Brush Guard
No
Brush Guard
No
Heel Guards
No
Heel Guards
-
Light Guard
No
Light Guard
No
Exterior Covers
Standard
Exterior Covers
-
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Handlebars
Standard
Handlebars
Standard
Handlebar Pads
Standard
Handlebar Pads
-
Skid Plate
Standard
Skid Plate
-
Engine Case Guard
-
Engine Case Guard
Yes
Side Cover
-
Side Cover
Yes
Top Crown
-
Top Crown
Standard
Stand Type
-
Stand Type
Kick
License Plate
-
License Plate
Standard
Warranty (Months)
0
Warranty (Months)
12
Battery Warranty (Months)
0
Battery Warranty (Months)
0
Metallic
No
Metallic
No
Decal Kit
Standard
Decal Kit
-
Trip Odometer
-
Trip Odometer
Standard
Speedometer
-
Speedometer
Standard
Fuel Level Warning Type
-
Fuel Level Warning Type
Light
Headlight Visor
-
Headlight Visor
Standard
Halogen Headlight (s)
-
Halogen Headlight (s)
Standard
Headlight (s)
-
Headlight (s)
Standard
Light Type
-
Light Type
Halogen
Folding
-
Folding
Yes
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