The 2005 Yamaha TT-R125 is a popular entry-level dirt bike renowned for its user-friendly nature and robust performance, making it a staple in the off-road community for many years. Introduced in the early 2000s, this model falls under the dual-sport/off-road category. Key trims typically include the standard TT-R125 and the TT-R125LE (Large Wheel/Electric Start). Its popularity stems from its reliability, accessible power, and suitability for both trail riding and learning basic motocross skills, often found in the $1,000 - $2,500 used price range depending on condition and trim.
The Good
The 2005 TT-R125 excels with its reliable and forgiving engine, comfortable suspension for its class, and simple, durable design. It offers excellent value for beginners and experienced riders alike, providing immense fun and confidence-building capabilities on trails and tracks.
The Bad
Potential weaknesses for the 2005 TT-R125 include its relatively modest horsepower for experienced riders, the older carburation system which can sometimes be finicky, and the drum rear brake which offers less stopping power than disc brakes. The electric start on the LE model can also be a point of potential maintenance.
2005 Yamaha TT-R125: Quick Overview
- Engine: 124cc, air-cooled, SOHC, four-stroke, single-cylinder
- Bore x Stroke: 54mm x 54.5mm
- Compression Ratio: 9.5:1
- Fuel System: Mikuni VM20SS carburetor
- Ignition: CDI
- Transmission: 5-speed constant mesh
- Clutch: Wet, multi-disc
- Suspension (Front): Telescopic fork, 11.6 inches travel
- Suspension (Rear): Single shock, adjustable preload, 10.4 inches travel
- Brakes (Front): 220mm disc
- Brakes (Rear): 110mm drum
- Tires (Front): 70/100-19
- Tires (Rear): 90/100-16 (Standard) / 70/100-19 (LE)
- Length: 73.6 inches
- Width: 31.7 inches
- Height: 43.1 inches
- Seat Height: 31.7 inches
- Wheelbase: 50.2 inches
- Ground Clearance: 10.4 inches
- Fuel Capacity: 1.7 gallons
- Wet Weight: Approximately 205 lbs (Standard) / 207 lbs (LE)
- Horsepower: Estimated around 10-12 HP (actual figures not officially published by Yamaha for this model year, but based on similar engines)
- Fuel Economy: Not officially rated, but typically good for its class due to small displacement and carburetor.
- 0-60 Times: Not applicable/measured for off-road motorcycles.
- Towing Capacity: Not applicable.
- Trim-Level Features (TT-R125 Standard): Kick start, 19-inch front wheel, 16-inch rear wheel.
- Trim-Level Features (TT-R125LE - Large Wheel/Electric Start): Electric start, 19-inch front wheel, 19-inch rear wheel (offering better ride over obstacles for taller riders).
2005 Yamaha TT-R125 Specifications
Vehicle Information
| Year | 2005 |
| Make | Yamaha |
| Model | TT-R125 |
| Trim | - |
| Style | - |
| Type | Motorcycle |
| Category | Motorcycle |
Manufacturing Details
| Made In | Japan |
| Manufacturing City | HAMAMATSU |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 125CC |
| Engine Size | 125L |
| Engine Cylinders | 1 |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | - |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
Vehicle
Specifications
Specifications
Ownership
History
History
All History
Events
Events
NMVTIS Title
History Check
History Check
Salvage/Rebuilt
Check
Check
Accident
Check
Check
Theft
Check
Check
Open Lien
Check
Check
Past Sale
Listings
Listings
Safety
Recalls
Recalls
Odometer
Check
Check
Market Price
Analysis
Analysis
What Problems Does the 2005 Yamaha TT-R125 Have?
The 2005 Yamaha TT-R125 is generally regarded as a very reliable motorcycle, which is a significant reason for its enduring popularity. However, like any machine, it has a few common areas where owners might encounter issues over time, particularly with age. One frequently reported concern is related to the carburetor. The Mikuni VM20SS can sometimes become clogged or require adjustment, especially if the bike sits for extended periods without proper fuel stabilizer or if it has been subjected to dusty conditions. This can lead to hard starting, poor idling, or inconsistent throttle response. Another area to watch is the clutch. While generally robust, aggressive riding or lack of proper maintenance can lead to premature wear. Owners might experience clutch slippage if the clutch plates are worn or if the clutch cable needs adjustment. The electric start system on the TT-R125LE, while convenient, can also be a source of issues if not maintained. The starter motor itself can fail, or there can be problems with the battery or charging system if they are not kept in good condition. Issues with the starter solenoid are also not uncommon. The rear drum brake, while adequate for its intended purpose, can become less effective over time due to wear and requires regular adjustment and cleaning. For the 2005 model year specifically, there are no widespread, model-year-specific major recalls that stand out. Most problems encountered are typical for a dirt bike of this age and design and are often related to routine wear and tear or maintenance neglect. Long-term reliability is excellent if the bike receives regular oil changes, air filter cleaning, and proper chain maintenance. Owners who are meticulous with upkeep will find the TT-R125 to be a very dependable machine.
How long will the 2005 Yamaha TT-R125 last?
Estimating average mileage for a 2005 Yamaha TT-R125 is challenging as they are primarily used for recreational off-road riding, often without odometers. However, based on anecdotal owner data and typical usage patterns, many TT-R125s can achieve well over 10,000 to 15,000 hours of engine runtime, which translates to many years of service if maintained. The engine's durability is a strong point, with many units running reliably for decades with regular oil changes and basic upkeep. The chassis and suspension are also built to last, though components like bearings, seals, and brake pads will require periodic replacement. The primary weakness over time is the potential for wear on the carburetor and electric start components (on the LE model) if not properly cared for. Overall, the TT-R125 is built for longevity, and with diligent maintenance, it can remain a fun and functional off-road companion for a very long time.
What Technology & Safety Features are Included?
The 2005 Yamaha TT-R125 is a purpose-built off-road motorcycle, and as such, it lacks the extensive technology, entertainment, driver-assistance, and advanced safety features found in modern street-legal vehicles or even more premium dirt bikes. Its design philosophy prioritizes simplicity, durability, and off-road capability. Therefore, there are no built-in tech features like navigation systems, digital dashboards with extensive readouts, or Bluetooth connectivity. Entertainment is derived purely from the riding experience itself. Similarly, driver-assistance systems are non-existent; the rider is entirely responsible for operating the vehicle. In terms of safety, the TT-R125 is equipped with standard motorcycle safety features relevant to its class. These include effective braking systems (a front disc and rear drum brake), adequate lighting for visibility (though not intended for street use), and a sturdy frame and suspension designed to absorb impacts from off-road terrain. Optional features are generally limited to aftermarket accessories that riders can add for customization or improved performance, such as different exhaust systems, upgraded suspension components, handguards, or skid plates. Crash-test ratings are not applicable to off-road motorcycles like the TT-R125, as they are not subjected to standardized crash testing procedures like cars or street motorcycles. The motorcycle's safety is primarily dependent on the rider's skill, protective gear (helmet, boots, gloves, etc.), and the mechanical condition of the bike itself. The simplicity of its design means fewer complex systems to fail, which can be considered a form of inherent safety in a rugged environment.
What Colors Options are Available?
We’re working on this section!
In the meantime, feel free to explore the other sections for more content.
In the meantime, feel free to explore the other sections for more content.
2005 Yamaha TT-R125 Prices and Market Value
When new, the 2005 Yamaha TT-R125 had an MSRP typically ranging from approximately $2,500 to $3,000, depending on the trim level (standard vs. LE). As a used vehicle, its value has depreciated significantly but holds remarkably well due to its reputation for reliability and versatility. Current used market prices for a 2005 TT-R125 generally fall between $1,000 and $2,500. The condition of the bike is the primary factor affecting resale value, with bikes that have been well-maintained, have low hours, and show minimal wear and tear commanding higher prices. Modifications, especially those that enhance performance or ease of use (like electric start on a non-LE model or upgraded suspension), can also influence value. Conversely, heavily used or poorly maintained examples will be at the lower end of the price spectrum.
2005 Yamaha TT-R125 Cost of Ownership
The 2005 Yamaha TT-R125 is remarkably economical to own. Insurance costs are typically very low, often negligible if it's not being ridden on public roads and is covered under a homeowner's policy or a specific off-road policy. Fuel consumption is minimal due to its small 124cc engine, typically averaging over 50-60 miles per gallon. Maintenance is straightforward and inexpensive; routine oil changes, air filter cleaning, and chain lubrication are the primary recurring costs. Repairs, when needed, are usually related to wear-and-tear items like tires, brake pads, or clutches, and parts are readily available and affordable. Overall, the TT-R125 is a very cost-effective off-road machine, making it an excellent choice for budget-conscious riders.
2005 Yamaha TT-R125 Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
2005 Yamaha TT-R125 Warranty
Basic
Original warranty
0 months / No data
Estimated remaining
Expired
Powertrain
Original warranty
0 months / No data
Estimated remaining
Expired
Rust
Original warranty
0 months / No data
Estimated remaining
Expired
2005 Yamaha TT-R125 Insurance
Insurance for a 2005 Yamaha TT-R125 is moderately priced, reflecting its status as a Motorcycle with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2005 Yamaha TT-R125 Compare to Other Motorcycle?
The 2005 Yamaha TT-R125 competes in the entry-level to mid-level small-displacement off-road motorcycle segment. Its primary rivals from the same era include models like the Honda CRF100F/CRF125F (though the CRF125F debuted later), Suzuki DR-Z125, and Kawasaki KLX125/KLX140.
Performance: The TT-R125 offers a balanced performance package. Its 124cc engine provides adequate power for trail riding and learning basic skills, but it can feel a bit underpowered for more aggressive riding or larger riders compared to slightly larger displacement bikes like the Kawasaki KLX140. The Honda CRF100F is generally considered to have a similar power output, while the Suzuki DR-Z125 offers a comparable experience.
Features: Yamaha's TT-R125LE trim, with its electric start and larger wheels, often gives it an edge in convenience and rideability over some base models from competitors. The drum rear brake is a common feature across many of these bikes in this price bracket, though some later models or higher trims might offer disc brakes. The TT-R125's suspension is competent for its class, providing a comfortable ride over varied terrain.
Reliability: Yamaha has a stellar reputation for reliability, and the TT-R125 is a prime example. It is often considered one of the most dependable bikes in its class, with a robust engine and durable components. The Honda CRF series also boasts excellent reliability. Suzuki and Kawasaki models are generally reliable as well, but the Yamaha often edges them out in long-term, trouble-free ownership for many riders.
Price: The TT-R125 typically offers excellent value for money, both when new and on the used market. Its used price point is very competitive, often making it more accessible than some newer or more specialized alternatives.
Alternatives:
Similar: The Suzuki DR-Z125 is a very close competitor, offering a similar displacement and intended use. The Honda CRF100F (and its successor, the CRF125F) are also strong alternatives, known for their smooth power delivery and reliability.
Better (depending on needs): For riders seeking more power, the Kawasaki KLX140 is a step up in performance and often comes with better features like disc brakes. For younger, smaller riders or those prioritizing ease of starting, the electric start and larger wheels on the TT-R125LE are significant advantages. If a pure beginner bike is the sole focus, a smaller displacement like a Yamaha TT-R90 or Honda CRF70 might be considered, but the TT-R125 offers more room to grow.
Performance: The TT-R125 offers a balanced performance package. Its 124cc engine provides adequate power for trail riding and learning basic skills, but it can feel a bit underpowered for more aggressive riding or larger riders compared to slightly larger displacement bikes like the Kawasaki KLX140. The Honda CRF100F is generally considered to have a similar power output, while the Suzuki DR-Z125 offers a comparable experience.
Features: Yamaha's TT-R125LE trim, with its electric start and larger wheels, often gives it an edge in convenience and rideability over some base models from competitors. The drum rear brake is a common feature across many of these bikes in this price bracket, though some later models or higher trims might offer disc brakes. The TT-R125's suspension is competent for its class, providing a comfortable ride over varied terrain.
Reliability: Yamaha has a stellar reputation for reliability, and the TT-R125 is a prime example. It is often considered one of the most dependable bikes in its class, with a robust engine and durable components. The Honda CRF series also boasts excellent reliability. Suzuki and Kawasaki models are generally reliable as well, but the Yamaha often edges them out in long-term, trouble-free ownership for many riders.
Price: The TT-R125 typically offers excellent value for money, both when new and on the used market. Its used price point is very competitive, often making it more accessible than some newer or more specialized alternatives.
Alternatives:
Similar: The Suzuki DR-Z125 is a very close competitor, offering a similar displacement and intended use. The Honda CRF100F (and its successor, the CRF125F) are also strong alternatives, known for their smooth power delivery and reliability.
Better (depending on needs): For riders seeking more power, the Kawasaki KLX140 is a step up in performance and often comes with better features like disc brakes. For younger, smaller riders or those prioritizing ease of starting, the electric start and larger wheels on the TT-R125LE are significant advantages. If a pure beginner bike is the sole focus, a smaller displacement like a Yamaha TT-R90 or Honda CRF70 might be considered, but the TT-R125 offers more room to grow.
Final Verdict: Is the 2005 Yamaha TT-R125 a Good Motorcycle?
The 2005 Yamaha TT-R125 is an ideal choice for novice riders, smaller adults, and younger riders transitioning to a full-sized off-road bike. Its forgiving nature, manageable power, and legendary reliability make it a fantastic learning platform. It's also a great option for experienced riders looking for a fun, low-maintenance trail bike for casual riding. It is absolutely worth buying, especially on the used market, given its enduring quality and low cost of ownership. The TT-R125LE trim is particularly recommended for its electric start, adding significant convenience. Buying used is the only realistic option, and it's a wise purchase when found in good condition with reasonable hours. It represents exceptional value for anyone seeking accessible off-road fun without breaking the bank.
Simon A
Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.