Brand New Heavy Duty Pressurized Coolant Reservoir Front Includes; 1 Coolant Reservoir; 1 Cap; Tubing Compatible With 1999-2004 Sterling A9500/AT9500 Compatible With 1999-2001 Sterling A9513/AT9513 Compatible With 1999-1999 Sterling A9522 Compatible With 1999-2000 Sterling AT9522 Compatible With 1999-2004 Sterling L8500/L9500/LT8500/LT9500 Compatible With 1999-1999 Sterling L8501/LT8501 Compatible With 1999-20000 Sterling L9501 Compatible With 1999-2001 Sterling LT9501 Compatible With 1999-1999 Sterling L9522 Compatible With 1999-2001 Sterling L8511/L9511/LT8511/LT9511 Compatible With 1999-2001 Sterling L8513/LT8513 Compatible With 1999-2000 Sterling L9513 Compatible With 1999-2002 Sterling LT9513 Compatible With 1999-2001 Sterling LT9522 See Compatibility Chart To Verify Your Specific Vehicle Year, Make, & Model Replaces A0523573000, 24224219