2018 Yamaha YP 400 RA X-MAX ABS 0.4L Petrol · FV18 MDF

This Yamaha YP400 RA X-Max ABS has maintained a consistent MOT pass record with no defects recorded across its most recent three tests, including the November 2025 inspection at 31,238 miles. The absence of advisories or failings suggests the vehicle has undergone regular, if not meticulous, servicing and has not exhibited any recurring mechanical or structural issues during its most recent MOT cycles. However, the gap between the November 2025 test and today—nearly nine months—means the vehicle is now approaching its next MOT due date. While this does not inherently indicate poor maintenance, it does introduce a period where the buyer should verify whether the owner has adhered to recommended service intervals for components such as the ABS system, suspension bushes, and brake fluid condition, all of which are not routinely checked during an MOT but can degrade over time. The recorded mileage of 31,238 miles over roughly eight years—approximately 3,905 miles annually—is notably low for a vehicle of this age, suggesting either light usage or prolonged periods of inactivity. The mileage increments between tests are also unusually small: just 1,143 miles between the July 2022 and August 2023 tests, and another 24,310 miles over the subsequent two years. Such a slow accumulation could imply the bike was stored for extended periods, which may have allowed for minor corrosion to develop in areas like the undercarriage, exhaust system, or suspension linkages. Conversely, if the bike was actively ridden during these gaps, the low mileage might reflect efficient fuel efficiency or terrain-specific usage that minimises wear. Regardless, the lack of mileage between tests makes it difficult to assess whether critical components like the chain, sprockets, or throttle body have been serviced according to manufacturer recommendations. Given the clean MOT history, the primary focus for an in-person inspection should centre on components not routinely tested but critical to long-term reliability. The suspension system—particularly the rear linkage and steering dampers—should be examined for signs of dryness, cracking, or excessive play in the bushes, as these are often overlooked until failure occurs. The ABS system, while not MOT-failed here, warrants scrutiny for fluid leaks, degraded hoses, or worn calipers, especially if the bike has been stationary for prolonged periods. Tyre wear, despite not being a fail item, should be checked for uneven tread patterns that could indicate alignment issues or worn suspension components. Finally, inspect the exhaust system for rust or leaks, particularly around the muffler and mounting points, as low mileage does not preclude corrosion when the bike is stored unsheltered. The absence of MOT advisories does not guarantee these areas are flawless, so a thorough visual and functional assessment is essential.