Caterpillar 789B Parts

21 parts fit the Caterpillar 789B. Every part is listed with its Caterpillar part number so you can match it to your parts manual. Choose genuine or quality aftermarket parts — we quote within 24 hours and ship worldwide.

• 6G-8209 — Bearing (truck)
• 392-0211 — Fuel Injector (construction)
• 6E-5650 — Hydraulic Piston Pump (truck)
• 6E-6412 — Hydraulic Piston Pump (truck)
• 6Y-7219 — 1 PC Friction Disc (farm)
• 9N-4333 — 1 PC Clutch Plate (farm)
• 9T-8448 — Hydraulic Barrel (construction)
• 3E-7826 — Exhaust Temperature Sensor (truck)
• 321-5658 — 24V Solenoid Coil (truck)
• 8N-6864 — Spacer Plate (farm)
• 0R-6756 — A6 A/C Compressor (truck)
• 3T-6602 — Floating Seal (truck)
• 179-6863 — Floating Seal (truck)
• 6V-2305 — Floating Seal (truck)
• 179-6864 — Floating Oil Seal (farm)
• 4P5638 — Oil Pump (truck)