Oil and Maintenance Guide for 1995 Suzuki LT-4WD QuadRunner 250 250
Engine Oil and Service
Servicing the 1995 Suzuki LT-4WD QuadRunner 250 250 starts with selecting oil for the engine and checking the available service details. For engine-oil service, 10W-40 is among the oil grades identified for this model. The oil application is 4-stroke, which is worth checking when selecting an oil made for powersports engines.
Among the synthetic oil choices returned for this application are 10W-40 Synthetic ATV/UTV Engine Oil, Formula 4-Stroke Power Sports Synthetic Motor Oil.
What oil weight does a 1995 Suzuki LT-4WD QuadRunner 250 250 need?
The oil grade identified for this model is 10W-40. Viscosity is only one part of selecting oil: the product must also meet the engine’s applicable specifications.
Does using synthetic oil change the viscosity grade an ATV needs?
No. Synthetic describes how the oil is formulated; it is separate from the SAE viscosity grade. A synthetic oil still needs the appropriate grade and engine-application specifications.
Why does four-stroke engine oil need the right application rating?
Engine oils differ in additive packages and friction characteristics. Some powersports engines share oil with a wet clutch or transmission, so matching the manufacturer’s oil requirements matters in addition to viscosity. This listing does not by itself confirm the clutch design.
Does synthetic oil automatically mean an ATV can go longer between oil changes?
No. The oil-change interval also depends on the engine, operating conditions, and manufacturer requirements. A synthetic product listing does not establish a longer service interval for this particular model.

