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Year
2023
Year
2023
Parent Company
SSR Motorsports Inc.
Parent Company
Yamaha
Generic Type (Primary)
Off-Road
Generic Type (Primary)
Off-Road
Make
SSR Motorsports
Make
Yamaha
Display Name
SR140 TR
Display Name
YZ 450F Monster Energy Yamaha Racing Edition
Manufacturer Country
China
Manufacturer Country
Japan
Photo Gallery
Standard
Photo Gallery
Standard
Representative Image
No
Representative Image
No
Introduction Year
-
Introduction Year
2021
Manufacturer Recommend Minimum Age
-
Manufacturer Recommend Minimum Age
16
Price
Standard
Price
Standard
MSRP
$1,959
MSRP
$10,099
Destination Charge
99
Destination Charge
450
Warranty (Months/Condition)
1 / Limited
Warranty (Months/Condition)
1 / Limited
Engine
Standard
Engine
Standard
Engine Brand Name
YX™
Engine Brand Name
-
Engine Type
Single-Cylinder
Engine Type
Single-Cylinder
Cylinders
1
Cylinders
1
Engine Stroke
4-Stroke
Engine Stroke
4-Stroke
Horsepower RPM
8500
Horsepower RPM
-
Cooling
Air / Oil
Cooling
Liquid
Valves
2
Valves
4
Valves Per Cylinder
2
Valves Per Cylinder
4
Valve Configuration
SOHC
Valve Configuration
DOHC
Starter
Kick
Starter
Electric
Fuel Type
Gas
Fuel Type
Gas
Fuel Requirements
Regular
Fuel Requirements
Regular
Carburetion
Standard
Carburetion
Standard
Carburetion Brand
Mikuni
Carburetion Brand
Mikuni
Fuel Injector
No
Fuel Injector
Yes
Carburetor
Yes
Carburetor
No
Number Of Carburetors
1
Number Of Carburetors
-
Carburetion Type
Carburetor
Carburetion Type
Fuel Injected
Horsepower (bhp)
12
Horsepower (bhp)
-
Bore (mm/in)
55 / 2.17
Bore (mm/in)
97 / 3.82
Stroke (in/mm)
2.32 / 59
Stroke (in/mm)
2.39 / 60.8
Displacement (cc/ci)
140 / 8.5
Displacement (cc/ci)
450 / 27.5
Carburetor Size (mm)
26
Carburetor Size (mm)
-
Compression Ratio
-
Compression Ratio
13.0:1
Fuel Injector Size (mm)
-
Fuel Injector Size (mm)
44
Transmission
Standard
Transmission
Standard
Transmission Type
Manual
Transmission Type
Manual
Number Of Speeds
4
Number Of Speeds
5
Reverse
No
Reverse
No
Primary Drive (Rear Wheel)
Chain
Primary Drive (Rear Wheel)
Chain
Overdrive
-
Overdrive
Yes
Dimensions
Standard
Dimensions
Standard
Weight
Standard
Weight
Standard
Capacities
Standard
Capacities
Standard
Performance
Standard
Performance
Standard
Length (in/mm)
66 / 1676.4
Length (in/mm)
85.8 / 2179.3
Width (in/mm)
29.5 / 749.3
Width (in/mm)
32.7 / 830.6
Height (in/mm)
43 / 1092.2
Height (in/mm)
50.2 / 1275.1
Wheelbase (in/mm)
48 / 1219.2
Wheelbase (in/mm)
58.3 / 1480.8
Ground Clearance (in/mm)
12 / 304.8
Ground Clearance (in/mm)
13.8 / 350.5
Dry Weight (lbs/kg)
157 / 71.2
Dry Weight (lbs/kg)
-
Fuel Capacity (gal/l)
1.45 / 5.5
Fuel Capacity (gal/l)
1.6 / 6.1
Engine Displacement to Weight (cc)
0.89
Engine Displacement to Weight (cc)
1.88
Wet Weight (lbs/kg)
-
Wet Weight (lbs/kg)
240 / 108.9
Construction
Standard
Construction
Standard
Frame
Steel
Frame
Aluminum
Body Material
Plastic
Body Material
Plastic
Foot Pegs
Standard
Foot Pegs
Standard
Foot Peg Location
Driver
Foot Peg Location
Driver
Hand Grips
Standard
Hand Grips
Standard
Handlebars
Standard
Handlebars
Standard
Handlebar Pads
Standard
Handlebar Pads
Standard
Exterior Guards
Standard
Exterior Guards
Standard
Belt Guard
No
Belt Guard
No
Brush Guard
No
Brush Guard
No
Chain Guard
Yes
Chain Guard
Yes
Drive Shaft Guard
No
Drive Shaft Guard
No
Exhaust Guard
Yes
Exhaust Guard
No
Hand Guards
No
Hand Guards
No
Light Guard
No
Light Guard
No
Saddle Bag Guard
No
Saddle Bag Guard
No
Tank Guard
No
Tank Guard
No
Exterior Covers
Standard
Exterior Covers
Standard
Radiator Cover
No
Radiator Cover
-
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Stand
Standard
Stand
-
Stand Type
Kick
Stand Type
-
Skid Plate
Standard
Skid Plate
-
Adjustable
-
Adjustable
No
Chassis Protectors
-
Chassis Protectors
Yes
Engine Case Guard
-
Engine Case Guard
No
Fork Guards
-
Fork Guards
Yes
Fuel Tank Cover
-
Fuel Tank Cover
No
Steering Control
Handlebar
Steering Control
Handlebar
Front Suspension Type
Inverted Fork
Front Suspension Type
Inverted Fork
Front Adjustable Fork Pre-Load
No
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Rebound Damping
Yes
Front Adjustable Rebound Damping
Yes
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Steering Damper
No
Steering Damper
No
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Material
Steel
Rear Suspension Material
Aluminum
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
Yes
Rear Adjustable Rebound Damping
Yes
Number Rear Shock Absorbers
1
Number Rear Shock Absorbers
1
Air Adjustable
No
Air Adjustable
No
Rear Suspension Size (in/mm)
11.4 / 290
Rear Suspension Size (in/mm)
-
Front Suspension Brand Name
-
Front Suspension Brand Name
KYB
Rear Suspension Brand Name
-
Rear Suspension Brand Name
KYB
Front Travel (in/mm)
-
Front Travel (in/mm)
12.2 / 309.9
Rear Travel (in/mm)
-
Rear Travel (in/mm)
12.4 / 315
Wheels
Standard
Wheels
Standard
Wheels Composition
Steel
Wheels Composition
Aluminum
Chromed
No
Chromed
Yes
Tube / Tubeless
Tubed
Tube / Tubeless
Tubed
Tires
Standard
Tires
Standard
Front Tire Width
100
Front Tire Width
80
Front Tire Aspect Ratio
60
Front Tire Aspect Ratio
100
Front Wheel Diameter
14
Front Wheel Diameter
21
Rear Tire Width
100
Rear Tire Width
120
Rear Tire Aspect Ratio
80
Rear Tire Aspect Ratio
80
Rear Wheel Diameter
12
Rear Wheel Diameter
19
Front Tire (Full Spec)
100/60 R14
Front Tire (Full Spec)
Dunlop® MX33F 80/100 R21
Rear Tire (Full Spec)
100/80 R12
Rear Tire (Full Spec)
Dunlop® MX33 120/80 R19
Tire Brand
-
Tire Brand
Dunlop®
Brakes
Standard
Brakes
Standard
Front Brake Type
Hydraulic Disc
Front Brake Type
Hydraulic Disc
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Hydraulic Disc
Front Brake Diameter (in/mm)
-
Front Brake Diameter (in/mm)
10.6 / 270
Rear Brake Diameter (in/mm)
-
Rear Brake Diameter (in/mm)
9.4 / 240
Seat Type
One-Piece
Seat Type
One-Piece
Seat Location
Driver
Seat Location
Driver
Seat Material
Vinyl
Seat Material
Vinyl
Adjustable
No
Adjustable
No
Folding
No
Folding
No
Seat Specifications
Standard
Seat Specifications
Standard
Number Of Seats
1
Number Of Seats
1
Seat Height (in/mm)
32 / 812.8
Seat Height (in/mm)
38 / 965.2
Paint
Standard
Paint
Standard
Metallic
No
Metallic
No
Decal Kit
-
Decal Kit
Optional
Adjustable Handlebars
-
Adjustable Handlebars
Standard
Adjustable Levers
-
Adjustable Levers
Standard
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