LXROAR01 Windshield Washer Reservoir for Toyota Tacoma 1998-2004 — 2.5L Replacement Tank with Filler Neck & Hose

Replacement windshield washer reservoir designed to directly fit Toyota Tacoma models from 1998 through 2004, restoring washer fluid capacity and mounting points for an easy install.

This LXROAR01 washer fluid tank is a factory-style replacement made for a range of Toyota Tacoma trims and engine options produced between 1998 and 2004. It arrives as a kit with the filler neck and hose included, engineered to match OEM mounting points and fluid routing so you won’t need extensive modifications. The reservoir accepts the factory-style pump and sensor (sold separately) and provides the same 2.5-liter capacity indicated by the original equipment specifications.

Which Tacoma years and trims will this reservoir fit?

This reservoir is intended for Toyota Tacoma model years 1998, 1999, and 2000–2004, covering Base, DLX, Pre Runner, and S-Runner trims. It supports multiple engine options including 2.4L, 2.7L, and 3.4L variants where the original part was specified.

• Compatible model years: 1998–2004 Toyota Tacoma
• Trims: Base, DLX, Pre Runner, S-Runner
• Engines supported: 2.4L (4-cyl), 2.7L (4-cyl), 3.4L (6-cyl)
• Cross-references: OEM 85315-04060 / 12498759; Partslink TO1288184

What’s included in the LXROAR01 replacement kit?

The package contains the main washer tank, a matching filler neck, and a supply hose so you have the primary components necessary for a straightforward swap. Note that the pump, fluid level sensor, and bottom drain plug are not included and should be transferred from the original tank or purchased separately if needed.

• One washer fluid reservoir (2.5 L capacity)
• One filler neck to access the cap and top mounting point
• One hose for the fluid outlet route
• Mounting points and sensor hole positioned for OEM pumps/sensors

How easy is installation and what should I check before buying?

Installation is intended to be bolt-in for compatible Tacomas — you’ll typically unbolt the old tank, disconnect the pump and hoses, and install the new unit using the existing hardware. Before ordering, confirm your vehicle year and check that your pump and sensor locations match the replacement’s openings to avoid fitment issues.

• Mounts to original attachment points for straightforward replacement
• Reuses factory pump and fluid level sensor (if available)
• Confirm hole locations and capacity (2.5 L) before purchase
• Bottom drain plug is not included — check if required for your setup

Will this match the original equipment numbers?

Yes — the LXROAR01 corresponds to several OEM identifiers used by Toyota and suppliers, making it a suitable aftermarket match for like-for-like replacements. Using these cross-reference numbers helps ensure you get the correct part for your Tacoma.

• OEM cross-references: 85315-04060, 8531504060, 12498759
• Partslink reference: TO1288184 for parts catalog matching
• Designed to match original mounting and fluid routing

Who is this for: This replacement reservoir is aimed at Toyota Tacoma owners and professional mechanics who need a dependable, direct-fit washer tank for 1998–2004 models. It’s especially useful if your original tank is cracked, leaking, or missing mounting hardware, and you want an OEM-referenced unit that accepts the factory pump and level sensor.