7ACPYSC20250816A1091 DORMAN FIRST STOP Drum Brake Master Rear

Review DORMAN FIRST STOP Drum Brake Wheel Cylinder Rear Fits Gmc for GMC K3500 1979–2000

Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder for GMC K3500 (1979-2000)

The Dorman First 7ACPYSC20250816A1091 is a high-quality drum brake wheel cylinder engineered specifically for the rear suspension system of GMC K3500 pickup trucks manufactured between 1979 and 2000. This replacement part is a perfect fit to restore the braking efficiency of your vehicle, ensuring safe and reliable operation.

Constructed from premium materials, this wheel cylinder is designed to withstand the harsh conditions of regular use. The cylindrical housing is made of durable cast iron, ensuring a robust and long-lasting design. Inside the housing, you'll find a set of pistons that move in response to the brake pedal, applying pressure to the brake shoes and creating friction to slow down or stop the vehicle. These pistons are crafted from high-tensile steel, offering superior strength and resistance to wear and tear.

The Dorman First 7ACPYSC20250816A1091 drum brake wheel cylinder also features a sophisticated sealing system, consisting of high-quality rubber seals and a reinforced piston seal. This sealing system effectively prevents brake fluid leakage, ensuring consistent braking performance and minimizing the risk of dangerous brake failures.

Installation of this replacement part is a straightforward process, making it an excellent choice for DIY enthusiasts. The Dorman First 7ACPYSC20250816A1091 is designed to be a direct replacement for the original part, requiring no modifications or additional components. This not only simplifies the installation process but also saves you time and money compared to other aftermarket solutions.

In summary, the Dorman First 7ACPYSC20250816A1091 drum brake wheel cylinder is an essential upgrade for your GMC K3500 (1979-2000) pickup truck. By providing improved braking performance and durability, this replacement part ensures your vehicle is safe and ready for the road ahead.

Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder: A Comprehensive Analysis

The Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder is a replacement part designed for GMC K3500 vehicles from 1979 to 2000. This component is essential for the proper functioning of the vehicle's drum brakes. In this analysis, we will explore both the advantages and disadvantages of purchasing this part.

1. OEM-equivalent quality: The Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder is engineered to meet or exceed the original equipment manufacturer's specifications, ensuring reliable and effective performance.

2. Easy installation: This replacement part is designed to be a direct fit, making the installation process straightforward and simple for most DIY enthusiasts or professional mechanics.

3. Cost-effective: Compared to purchasing an OEM part from a dealership, the Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder offers a more affordable alternative without compromising on quality.

1. Availability: While the Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder is widely available through various automotive parts retailers, it may not be immediately accessible in every local auto parts store.

2. Potential for slight variations: Although the Dorman part is engineered to meet OEM specifications, slight variations in manufacturing processes or materials could potentially result in minor differences between the replacement part and the original component. However, these differences are typically negligible and do not impact the overall functionality or performance.

The Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder is a high-quality, cost-effective alternative to an OEM part for GMC K3500 vehicle owners from 1979 to 2000. Its easy installation process, OEM-equivalent quality, and availability from various automotive parts retailers make it an excellent choice for those in need of a reliable and effective replacement component.

Based on the advantages and disadvantages discussed above, we highly recommend the Dorman First 7ACPYSC20250816A1091 Drum Brake Wheel Cylinder as a top choice for anyone seeking a replacement drum brake wheel cylinder for their GMC K3500 from 1979 to 2000. With its OEM-equivalent quality, straightforward installation process, and cost-effectiveness, this part is an excellent value for the investment.

Details:

New list item. 7-auto parts. A 30% re-stock fee applies to any wrongfully ordered rotors or if you decide it is no longer needed. Drum brake wheel cylinder rear Dorman - First stop fits Gmc K3500 1979-2000.

Drum brake wheel cylinder rear left right Dorman fits ford f-250 1976-1992. Type: brake wheel cylinder.

specifications wheellinders:

• for makes: Gmc
• for years: 1979–2000
• brand: Dorman First Stop
• mpn: 7acpysc20250816a1091
• fitment 1: For 1979-1986 1988-2000 Gmc K3500
• fitment 2: For 1975-1978 Gmc P35
• fitment 3: For 1974 Gmc P35/p3500 Van
• fitment 4: For 1979-1999 Gmc P3500
• fitment 5: For 1987-1991 Gmc R3500
• fitment 6: For 2001 2002 Gmc Savana 2500
• fitment 7: For 1996-2002 Gmc Savana 3500
• fitment 8: For 1987-1991 Gmc V3500
• compatibility notice: Please Confirm Your Car Is Compatible, If You Are Not Sure, Please Contact Us
• keyword: Drum Brake Wheel Cylinder, Brake Wheel Cylinder, Drum Brake Wheel, Cylinder Replacement
• type: Brake Wheel Cylinder
• features: Corrosion Resistance, Heat Resistant, High Quality Components, Leakage Resistance, Long Service Life
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement

general wheellinders:

• category: Auto Parts > Car Truck Accessories > Brakes > Wheel Cylinders

offer wheellinders:

• availability: in stock
• started: january 20, 2026
• prices: $36.81–$37.19
• item condition: New
• options: ship-to-home
• in stock #: 5
• sold #: 23

payments wheellinders:

• wallet: paypal
• other
• credit card: visa

returns wheellinders:

• time: 30 days
• policy: returns accepted
• paid by: seller

seller wheellinders:

• city: us
• # reviews: 2178
• rating: 97.9%

shipping wheellinders:

• service: standard
• class: standard
• type: fixed
• transit: 2-6 days