** U.S. truckmaker Paccar Inc's PCAR.O shares fall 1.88% to $107.78
** Company posts Q4 rev of $7.91 bln vs $9.08 bln last year
** Reports Q4 profit of $1.66 per share vs $2.70 per share a year ago
** Company delivered 185,300 vehicles worldwide at the end of 2024, compared with 204,200 deliveries last year
** Expects industry retail sales in the U.S. and Canada in 2025 for its Class 8 trucks to be between 250,000 units and 280,000 units vs 268,000 trucks in previous year
** Shares rose 0.40% in 2024