1 ton. 1/2 ton. 3/4 ton. 6. 2 liter diesel. Bright. Chevrolet. Custom Deluxe. GMC. High Sierra 1500. High Sierra 2500. High Sierra 3500. Lower rear. Scottsdale. Series 10. Series 15. Series 20. Series 25. Series 30. Series 35. Sierra Classic 1500. Sierra Classic 2500. Sierra Classic 3500. Sierra Grande 3500. Wheel opening.