Target Audience:
Yamaha dealers, independent repair shops, and DIY owners servicing the BREEZE YFA1N ATV
Purpose:
Authoritative parts identification and ordering reference for the 2001 Breeze 125
Accuracy:
Factory-issued part numbers and exploded diagrams, not aftermarket approximations
Completeness:
Covers every component group of the YFA1N with OEM part numbering
Diagrams:
Exploded-view illustrations for each assembly
Part Numbers:
Official Yamaha OEM part numbers with descriptions and quantities
Organization:
Indexed by system group for fast part lookup
Coverage:
Complete parts breakdown for the 2001 Yamaha BREEZE YFA1N
Manual Type:
Replacement Parts Manual
Page Count:
Full factory parts catalog for the YFA1N
Content:
Exploded diagrams, part numbers, descriptions, and quantities per assembly
Delivery Method:
Instant digital download
Compatibility:
Viewable on computers, tablets, and smartphones with a PDF reader
Printing:
Printable pages for shop use
Systems and Component Groups
Engine:
Cylinder head, cylinder, piston, crankshaft, oil pump, and related components
Air Intake:
Air cleaner assembly and intake ducting
Fuel System:
Carburetor, fuel tank, fuel cock, and fuel lines
Exhaust:
Exhaust pipe and muffler assembly
Cooling:
Fan and fan shroud components for the air-cooled engine
Transmission:
V-belt transmission, clutch, and reduction gear components
Final Drive:
Drive shaft and rear axle components
Front Suspension:
Front arm, kingpin, and A-arm components
Rear Suspension:
Rear arm and shock absorber assemblies
Wheels and Tires:
Wheel rims, hubs, bearings, and tires
Brakes:
Front and rear brake drums, shoes, cables, and levers
Steering:
Steering shaft, handlebar, and tie rod components
Frame:
Frame, fenders, footrests, and cargo rack components
Electrical:
Ignition system, CDI magneto, starter, lighting, and wiring components
Body and Decals:
Plastic covers, seat, and graphic decals
Parts Identification:
Exploded-view diagrams identifying every individual part
Part Numbers:
Complete OEM part number listings with descriptions
Quantities:
Quantity required per assembly for each part
Reference:
Suitable for ordering, stocking, and verifying correct parts before teardown
Technical Depth and Parts Information
Depth:
Component-level breakdown down to individual fasteners and seals
Parts Information:
Official Yamaha part numbers and supersession references where applicable
Note:
This is a parts manual; repair procedures are covered in the separate service manual
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
124cc air-cooled 4-stroke single-cylinder SOHC
Displacement:
124 cc (approx. 75.9 cu in bore x stroke basis)
Cooling:
Forced air cooling with fan
Carburetor:
Mikuni side-draft carburetor
Starting:
Electric start with recoil backup
Lubrication:
Wet sump oil system
Note:
Engine internals are fully detailed in this parts manual's exploded diagrams
Transmission Type:
Fully automatic V-belt continuously variable transmission (CVT)
Drive:
Shaft drive to rear axle
Gear Selection:
Forward, neutral, and reverse
Clutch:
Automatic centrifugal dry-type clutch
Reduction:
Final reduction gear assembly
Wheelbase:
Approximately 1,100 mm (43.3 in)
Length:
Approximately 1,700 mm (66.9 in)
Width:
Approximately 940 mm (37.0 in)
Seat Height:
Approximately 700 mm (27.6 in)
Ground Clearance:
Approximately 145 mm (5.7 in)
Dry Weight:
Approximately 143 kg (315 lb)
Note:
Confirm exact values against the factory service manual before quoting to customers
Crash Test Rating:
N/A - ATVs are not rated by automotive crash test programs
Passive Features:
Foot guards, engine guards, and wide fenders for rider protection
Active Features:
Front drum brakes and sealed rear drum brake with reliable modulation
Controls:
Thumb throttle with throttle limiter screw for newer or less experienced riders
Lighting:
Headlight and taillight for visibility
Infotainment:
N/A - utility ATV, no audio or infotainment systems
Driver Assistance:
N/A - not equipped on this model
Ignition:
CDI electronic ignition system
Starting:
Electric starter with backup recoil pull starter
Lighting:
12V halogen headlight and taillight
Service Intervals and Fluids
Engine Oil:
Yamalube 4-stroke oil or equivalent SAE 10W-30 API SE or higher; change every 3 months or as usage requires
Oil Capacity:
Approximately 1.3 L with filter change
Air Filter:
Foam element; clean frequently, especially in dusty conditions
Valve Clearance:
Check periodically per factory service manual intervals
Drive Belt:
Inspect V-belt for wear and cracking; replace as needed
Brakes:
Inspect drum brake shoes and cables regularly
Chassis:
Grease suspension and steering pivot points periodically
Common Wear Items:
Brake shoes, V-belt, air filter, carburetor jets, and wheel bearings
Note:
This parts manual helps identify replacement wear parts by OEM number
Manufacturer:
Yamaha Motor Company, Japan
Model Introduction:
The Breeze (YFA1) was introduced in 1989 as an entry-level automatic ATV
Evolution:
Produced through 2004, known for its durable 124cc engine and automatic CVT transmission; succeeded by the Grizzly 125 line
Production Location:
Manufactured by Yamaha Motor (Japan production era)
2001 Model:
YFA1N variant of the Breeze series