Replacement RT51040009 Power Steering Pump with Pulley Without Reservoir - OEM 443100C090

The Replacement RT51040009 is a direct-fit, OE-replacement hydraulic power steering pump designed for the Toyota Tundra. This aftermarket vane-style pump is engineered to match the form, fit, and function of the original equipment part, restoring proper hydraulic assist to the steering system. The pump comes complete with the drive pulley pre-installed, so no pulley press is required during installation. The fluid reservoir is not included — your existing reservoir can be reused.

Key Features:

• Direct OEM replacement — engineered to match original equipment specifications
• Pulley included — drive pulley pre-installed for straightforward swap-out
• Reservoir not included — compatible with existing OEM reservoir
• Hydraulic vane pump design — delivers consistent fluid pressure to the power rack and pinion steering gear
• OEM cross-reference: Toyota 443100C090 (44310-0C090)
• Sold individually

Common symptoms indicating a failed power steering pump include whining or groaning noises when turning, increased steering wheel effort, and power steering fluid leaks. Replacing the pump with a quality OEM-spec unit restores smooth, effortless steering performance. Always flush the power steering system and use the manufacturer-recommended fluid after installation.