Toyota Tacoma Rear Drum Brake Wheel Cylinder Single OE Replacement - Dorman W131480

Dorman W131480 rear drum brake wheel cylinder for select Toyota Tacoma. OE-replacement wheel cylinder — the hydraulic actuator that pushes the rear drum shoes against the drum face. Replace when yours is leaking, weeping, or has torn boots.

What's In The Box

• 1 x Rear Drum Brake Wheel Cylinder (order 2 for a full-axle service)

Specifications

• Position: Rear (drum brake)
• Part number: Dorman W131480
• OE cross-reference: 4755035180 (and superseded numbers)

Fitment

• Toyota Tacoma — select years (verify OE part number 4755035180 or equivalent on your truck)

Fits rear-drum-brake Tacoma models — not for rear disc conversions. Verify OE number stamped on your removed cylinder before ordering. Full brake hardware kits collection for matching shoes and springs.

Signs Your Wheel Cylinder Needs Replacement

• Brake fluid weeping visible on the inside of the drum after removing the wheel — the top sign of failure
• Torn or missing dust boots — water intrusion has ruined the internal seals; catastrophic failure imminent
• One rear brake dragging hot — a partially stuck piston keeps one side clamped
• Uneven parking brake hold — worn cylinder cannot generate even force between the two sides
• Age — original Tacoma cylinders start failing around 100k-150k miles regardless of use

Why Dorman for Tacoma Rear Wheel Cylinders

• 100+ years of Dorman aftermarket manufacturing heritage — top-tier US aftermarket brand
• Direct OE-spec replacement — matches factory bore diameter and mounting bolt pattern
• The standard replacement stocked by Toyota independent shops for Tacoma rear brake service
• Cost-effective vs Toyota dealer parts — same-quality replacement at a fraction of the dealer price

Install Notes

• Replace BOTH sides at the same time — never mix new and old wheel cylinders on the same axle
• Use flare-nut wrench on the brake line fitting to avoid rounding the soft brass fitting
• Bleed the rear brakes properly after install — passenger rear first, then driver rear
• Replace the brake shoes at the same time if fluid contamination has soaked into them (a leaking cylinder ruins new shoes within a week)
• Torque wheel cylinder mounting bolts per Tacoma service spec
• Test parking brake hold on a driveway grade before driving on the road

Warranty and Shipping

• Dorman limited warranty
• Order 2 wheel cylinders + a brake shoe set + hardware kit to easily clear the $75 free shipping threshold
• Same-day shipping on in-stock orders placed before 2 PM Eastern
• 30-day return policy on unopened parts