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GeoBrakes stocks OEM-grade brake drums confirmed to fit the Pontiac J2000, the cast-iron components that form the friction surface for the J2000 drum brake shoes. Available in standard and corrosion-coated configurations for your J2000, every drum is manufactured to the correct inner diameter, wall thickness, and surface finish for the Pontiac J2000
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The brake drum on the Pontiac J2000 is the rotating cast-iron bowl that the J2000 drum brake shoes press against to slow your vehicle. Mounted to the rear axle hub of your Pontiac J2000, it spins with the wheel and provides the friction surface that the shoes contact under braking. Unlike brake rotors, which can be visually inspected from outside the wheel on many J2000 vehicles, Pontiac J2000 brake drums fully enclose the shoe assembly, which means wear and damage often goes unnoticed until braking performance on the Pontiac J2000 is noticeably affected.
Standard OEM-Grade Drums for the Pontiac J2000
Standard OEM-grade cast-iron drums for the Pontiac J2000 are manufactured to the original equipment diameter, wall thickness, and surface finish specification for your J2000. They are the direct replacement for the factory J2000 drum with no modification required.
Coated Brake Drums for the Pontiac J2000
Coated Pontiac J2000 brake drums feature a corrosion-resistant coating applied to the external drum surfaces of your J2000, the hat section, outer wall, and wheel mounting face. Surface rust is a common issue on Pontiac J2000 drum brake vehicles in US, particularly during periods of non-use in winter when moisture and salt collect inside the J2000 wheel well. A coated drum on your Pontiac J2000 resists surface rust that can transfer to the wheel mounting face, making future drum removal significantly easier at the next J2000 brake service.
Pontiac J2000 brake drum replacement requires matching the correct inner diameter, wall thickness, bolt circle, hub bore, and drum offset for your J2000. Errors in any of these dimensions produce incorrect shoe-to-drum clearance, uneven wear, and braking problems on the Pontiac J2000. Our vehicle selector eliminates those risks by confirming the correct drum for the Pontiac J2000 exact year, make, model, and axle. Coated J2000 drum options are available for vehicles with heavy salt exposure.
How long do brake drums last on a Pontiac J2000?
Pontiac J2000 brake drums typically last 150,000 to 200,000 kilometres with periodic resurfacing, significantly longer than disc brake rotors on the J2000. Each resurfacing removes material from the J2000 drum and reduces wall thickness. Once the Pontiac J2000 drum reaches its maximum allowable inner diameter, it must be replaced rather than turned again.
Should I replace brake drums on my Pontiac J2000 in pairs?
Yes. Replace both Pontiac J2000 drums on the same axle to maintain balanced braking. Drums of different inner diameters on the J2000 create uneven friction forces, causing the Pontiac J2000 to pull to the fresher-drum side during braking.
Should I replace drums and shoes at the same time on my Pontiac J2000?
Yes, it is strongly recommended for the Pontiac J2000. New shoes on a scored or out-of-round J2000 drum wear unevenly from day one. New Pontiac J2000 drums with old shoes that have worn to match the old drum surface will contact the new bore incorrectly. Replacing both together on the J2000 ensures proper break-in and maximum service life from both components.