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Please, add your first item to the wishlist

Select vehicle to confirm fitment

Brake Drum – Rear

PART#: 18B92
ACDelco

$48.95

In stock

Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1986JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1986JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1986JeepCJ7Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1986JeepCJ7Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1986JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1986JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepCJ7Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepCJ7Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepScramblerRenegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepScramblerBase4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepScramblerBase2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepScramblerLaredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepScramblerLaredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1985JeepScramblerRenegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepScramblerBase4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepScramblerBase2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepScramblerSR2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1984JeepScramblerSR4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Limited4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Limited2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ5Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Limited4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Limited2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Limited2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerBase4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerBase2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerSL4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerSR4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerSL2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerSR2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerSR2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerBase2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1983JeepScramblerSL2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Limited2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Limited4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ5Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Limited4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Limited2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepScramblerBase2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepScramblerSL2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepScramblerSL4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepScramblerSR2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepScramblerSR4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1982JeepScramblerBase4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Laredo5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Base5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Renegade5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ5Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Base5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Renegade5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepCJ7Laredo5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepScramblerBase4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1981JeepScramblerBase2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Base5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Golden Eagle2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Renegade5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Golden Eagle4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Golden Eagle5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ5Laredo5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Laredo4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Golden Hawk5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Laredo5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Golden Hawk2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Renegade2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Base5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Renegade5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Base2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Golden Hawk4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1980JeepCJ7Laredo2.5L4GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ5Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ5Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ5Renegade5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ5Golden Eagle5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ5Base5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ5Golden Eagle4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ7Golden Eagle5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ7Renegade4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ7Golden Eagle4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ7Base5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ7Base4.2L6GASRearwith 12 Bolt Cover; with AMC Large Axle
1979JeepCJ7Renegade5.0V8GASRearwith 12 Bolt Cover; with AMC Large Axle
1978JeepCJ5Golden Eagle3.8L6GASRear10" Diameter
1978JeepCJ5Golden Eagle4.2L6GASRear10" Diameter
1978JeepCJ5Golden Eagle5.0V8GASRear10" Diameter
1978JeepCJ5Base3.8L6GASRear10" Diameter
1978JeepCJ5Renegade3.8L6GASRear10" Diameter
1978JeepCJ5Base4.2L6GASRear10" Diameter
1978JeepCJ5Renegade5.0V8GASRear10" Diameter
1978JeepCJ5Renegade4.2L6GASRear10" Diameter
1978JeepCJ5Base5.0V8GASRear10" Diameter
1978JeepCJ7Renegade4.2L6GASRear10" Diameter
1978JeepCJ7Golden Eagle3.8L6GASRear10" Diameter
1978JeepCJ7Golden Eagle4.2L6GASRear10" Diameter
1978JeepCJ7Base4.2L6GASRear10" Diameter
1978JeepCJ7Base3.8L6GASRear10" Diameter
1978JeepCJ7Base5.0V8GASRear10" Diameter
1978JeepCJ7Renegade5.0V8GASRear10" Diameter
1978JeepCJ7Golden Eagle5.0V8GASRear10" Diameter
1978JeepCJ7Renegade3.8L6GASRear10" Diameter
About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
ABS Tone Ring IncludedNo
Bolt Circle Diameter (in)5.5
Bolt Circle Diameter (mm)139.7
Bolt Hole Quantity5
Brake Surface FinishTurned
Center Bore Diameter (in)4.16in
Center Bore Diameter (mm)105.7mm
Depth2.12
Depth53.85
Discard Thickness (in)10.06
Discard Thickness (mm)255.5
FAQ - Answer 1No, but it is a good idea to inspect them for wear-out, cracking, leaking etc.
FAQ - Answer 2Yes, ACDelco also offers GM OE and Advantage brake drums.
FAQ - Answer 3No, but it is a good idea to inspect them at every tire rotation.
FAQ - Question 1Do I have to replace all my brake parts when replacing my brake drums?
FAQ - Question 2Does ACDelco offer other grades of brake drums?
FAQ - Question 3Do I have to replace my brake drums after a certain amount of time?
Features & Benefits - Bullet 1Inspected for balance; resulting in smooth brake operation and noise reduction
Features & Benefits - Bullet 2Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products
Features & Benefits - Bullet 3Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems:
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Good Maintenance Practices - Section 2 - HeaderThe following should be conducted by a qualified technician:
Grade TypeRegular
Height (in)4.12
Length (in)10.06
MaterialCast Iron
Maximum Brake Diameter (Discard)255.52
Mount Hole Diameter (in)0.64in
Mount Hole Diameter (mm)16.256mm
Nominal Drum Diameter0.396
Nominal Drum Diameter10.05
Outer Cooling FinsNo
Outside Diameter0.459
Outside Diameter11.65
Product DescriptionACDelco Professional Brake Drums are constructed with G3000 SAE qualified material for structural integrity and maximum service life. They are tested to ISO/TS 16949 quality system standards and validated for balance to provide better braking performance. Chamfer angle, vane configuration, and plate thickness all follow the OE design, making them a premium aftermarket replacement for your GM and non-GM vehicle. Also, no machining is required. ACDelco Professional Brake Drums are ready to be installed right out of the box. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
Programming RequiredNo
Signs of Wear & Troubleshooting - Section 1 - Bullet 4Squealing or scraping noises.
Signs of Wear & Troubleshooting - Section 1 - Bullet 5Brake pedal pulsation (not to be confused with normal ABS operation).
Stud/Lug Hole Diameter0.632
Stud/Lug Hole Diameter16.05
Stud/Lug Hole Quantity5
Weight12.2
Width (in)12.12
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

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Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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