{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
0
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Select your vehicle

Oldsmobile 98 Brake Master Cylinders

Refine by:

Shop Catalog

Showing 1 - 15 of 80 results
Display item:
15
30
45
Sort by:
M104458 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M104458 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM104458
Vehicle Info Required to Guarantee Fit
$33.99
Product Details
Notes : 1.13 / 1.59 in. bore diameter; Use existing installation hardware; Does not include sensor; 9/16-18 in. Forward Outlet Size Forward Outlet Size; 1/2-20 in. Rearward Outlet SizeCondition : NewReservoir Included : With ReservoirReplaces OE Number : M900372, MC104460, MC1044601, M1870, M2011, NM1870, NM2011, F104458, F104460, MC104458, 174-631, 18M172, 12011, 2539328, MC39328, M-82006, 130.62006, 131.62006, 18008049, 18008058, 18010313, 18013426, 13-1870, 10-1870, 104460, 783-36006, 83-36006, 83-50006Quantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : First Stop SeriesOutlet Quantity : 2 OutletsInterchange Part Number : M900372, MC104460, MC1044601, M1870, M2011, NM1870, NM2011, F104458, F104460, MC104458, 174-631, 18M172, 12011, 2539328, MC39328, M-82006, 130.62006, 131.62006, 18008049, 18008058, 18010313, 18013426, 13-1870, 10-1870, 104460, 783-36006, 83-36006, 83-50006Recommended Use : OE Replacement
M49202 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M49202 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM49202
Vehicle Info Required to Guarantee Fit
$71.99
Product Details
Notes : 1 in. bore diameter; 7/16-24 Rearward Outlet SizeCondition : NewReservoir Included : With ReservoirReplaces OE Number : M900072, MC511160, F49202, MC49202, 11267, MC36136, M-82012, 130.62012, 383051, 389025, 5462300, 5465254, 5465255, 5465824, 13-49202, 10-49202, 83-36012, 83-50012Includes : With CapQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Cast IronRecommended Use : OE ReplacementSeries : First Stop SeriesOutlet Quantity : 1 OutletInterchange Part Number : M900072, MC511160, F49202, MC49202, 11267, MC36136, M-82012, 130.62012, 383051, 389025, 5462300, 5465254, 5465255, 5465824, 13-49202, 10-49202, 83-36012, 83-50012
M66712 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M66712 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM66712
Vehicle Info Required to Guarantee Fit
$59.49
Product Details
Notes : 1 in. bore diameter; 1/2-20 Forward Outlet Size Forward Outlet Size; 9/16-18 Rearward Outlet SizeCondition : NewReservoir Included : With ReservoirReplaces OE Number : M900095, MC501390, M1328, M1679, NM1328, F64890, F66712, MC64890, MC66712, 11328, 2536236, MC36236, MC36328, M-82015, 130.62015, 1489981, 5474057, 9787658, 13-1328, 10-1328, 10-1427, 83-36015, 83-50015Includes : With CapQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Cast IronRecommended Use : OE ReplacementSeries : First Stop SeriesOutlet Quantity : 2 OutletsInterchange Part Number : M900095, MC501390, M1328, M1679, NM1328, F64890, F66712, MC64890, MC66712, 11328, 2536236, MC36236, MC36328, M-82015, 130.62015, 1489981, 5474057, 9787658, 13-1328, 10-1328, 10-1427, 83-36015, 83-50015
M21000 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M21000 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM21000
Vehicle Info Required to Guarantee Fit
$62.99
Product Details
Notes : 1 in. bore diameter; (2) 7/16-24 Rearward Outlet SizeCondition : NewReservoir Included : With ReservoirReplaces OE Number : M900035, MC250260, F21000, F32000, MC21000, MC32000, 11121, M-82008, 130.62008, 3202152, 934122, 1472928, 1472929, 3764144, 5454400, 5454716, 5456118, 5456789, 5456809, 5459640, 5460038, 5469258, 13-32000, 10-32000, 83-36008, 83-50008Includes : With CapQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Cast IronRecommended Use : OE ReplacementSeries : First Stop SeriesOutlet Quantity : 2 OutletsInterchange Part Number : M900035, MC250260, F21000, F32000, MC21000, MC32000, 11121, M-82008, 130.62008, 3202152, 934122, 1472928, 1472929, 3764144, 5454400, 5454716, 5456118, 5456789, 5456809, 5459640, 5460038, 5469258, 13-32000, 10-32000, 83-36008, 83-50008
130.62017 Premium Series Brake Master Cylinder With Reservoir
Centric®
130.62017 Premium Series Brake Master Cylinder With Reservoir
Part Number: CE130.62017
Vehicle Info Required to Guarantee Fit
$46.99
Product Details
Condition : NewReservoir Included : With ReservoirQuantity Sold : Sold individuallyWarranty : 90-day or 3,000-mile Centric limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Premium SeriesRecommended Use : OE Replacement
MC35027 Element3 Series Brake Master Cylinder
Raybestos®
MC35027 Element3 Series Brake Master Cylinder
Part Number: RAYMC35027
Vehicle Info Required to Guarantee Fit
$89.49
Product Details
Notes : (2) Number of Ports; 7/16"-24 Primary Port Thread AQuantity Sold : Sold individuallyWarranty : Raybestos limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Element3 SeriesRecommended Use : OE Replacement
18M1025 DuraStop Series Brake Master Cylinder
AC Delco®
18M1025 DuraStop Series Brake Master Cylinder
Part Number: AC18M1025
Vehicle Info Required to Guarantee Fit
$114.49
Product Details
Condition : NewQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : DuraStop SeriesRecommended Use : OE Replacement
M40000 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M40000 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM40000
Vehicle Info Required to Guarantee Fit
$38.99
Product Details
Notes : 1 in. bore diameter; 7/16-24 Rearward Outlet SizeCondition : NewReservoir Included : With ReservoirReplaces OE Number : M900057, MC250000, MC250001, M40000, M49204, NM40000, F40000, F49204, MC40000, MC49204, 18M938, 11362, 2536006, MC36006, M-82017, 130.62017, 131.62017, 1921661, 18011007, 3815832, 3853776, 5461000, 5462031, 5464324, 5464325, 5464735, 5465085, 5465235, 5465245, 5465489, 5465511, 5472953, 9770747, 9773985, 9776476, 13-40000, 13-49204, 10-40000, 10-49204, 40000, 783-36017, 83-36017, 83-50017Includes : With CapQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Cast IronRecommended Use : OE ReplacementSeries : First Stop SeriesOutlet Quantity : 1 OutletInterchange Part Number : M900057, MC250000, MC250001, M40000, M49204, NM40000, F40000, F49204, MC40000, MC49204, 18M938, 11362, 2536006, MC36006, M-82017, 130.62017, 131.62017, 1921661, 18011007, 3815832, 3853776, 5461000, 5462031, 5464324, 5464325, 5464735, 5465085, 5465235, 5465245, 5465489, 5465511, 5472953, 9770747, 9773985, 9776476, 13-40000, 13-49204, 10-40000, 10-49204, 40000, 783-36017, 83-36017, 83-50017
M104456 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M104456 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM104456
Vehicle Info Required to Guarantee Fit
$40.99
Product Details
Condition : NewReservoir Included : With ReservoirReplaces OE Number : M900358, MC104456, M1863, NM1863, F104456, 174-837, 18M160, 11863, 2539308, MC39308, M-82040, 130.62040, 131.62040, 14047683, 25509416, 13-1863, 10-1863, 783-36040, 83-36040Includes : With CapQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : First Stop SeriesInterchange Part Number : M900358, MC104456, M1863, NM1863, F104456, 174-837, 18M160, 11863, 2539308, MC39308, M-82040, 130.62040, 131.62040, 14047683, 25509416, 13-1863, 10-1863, 783-36040, 83-36040Material : Cast IronRecommended Use : OE Replacement
18M172 OE Replacement Series Brake Master Cylinder With Reservoir
AC Delco®
18M172 OE Replacement Series Brake Master Cylinder With Reservoir
Part Number: AC18M172
Vehicle Info Required to Guarantee Fit
$69.99
Product Details
Condition : NewReservoir Included : With ReservoirIncludes : With CapQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Replacement SeriesRecommended Use : OE Replacement
M71277 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M71277 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM71277
Vehicle Info Required to Guarantee Fit
$39.99
Product Details
Notes : 1 in. bore diameter; 1/2-20 Forward Outlet Size Forward Outlet Size; 9/16-18 Rearward Outlet SizeCondition : NewReservoir Included : With ReservoirReplaces OE Number : M900094, MC501380, NM1489, F66707, F71277, MC66707, MC71277, 18M13, 11489, 2536235, MC36235, M-82024, 130.62024, 8124366, J8126736, 18001122, 18008376, 5458522, 5471817, 13-1489, 10-1489, 71277, 83-36024, 83-36074, 83-50024Includes : With CapQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Cast IronRecommended Use : OE ReplacementSeries : First Stop SeriesOutlet Quantity : 2 OutletsInterchange Part Number : M900094, MC501380, NM1489, F66707, F71277, MC66707, MC71277, 18M13, 11489, 2536235, MC36235, M-82024, 130.62024, 8124366, J8126736, 18001122, 18008376, 5458522, 5471817, 13-1489, 10-1489, 71277, 83-36024, 83-36074, 83-50024
131.62017 C-Tek Series Brake Master Cylinder With Reservoir
Centric®
131.62017 C-Tek Series Brake Master Cylinder With Reservoir
Part Number: CE131.62017
Vehicle Info Required to Guarantee Fit
$51.99
Product Details
Condition : NewReservoir Included : With ReservoirQuantity Sold : Sold individuallyWarranty : 90-day or 3,000-mile Centric limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : C-Tek SeriesRecommended Use : OE Replacement
131.62006 C-Tek Series Brake Master Cylinder With Reservoir
Centric®
131.62006 C-Tek Series Brake Master Cylinder With Reservoir
Part Number: CE131.62006
Vehicle Info Required to Guarantee Fit
$59.99
Product Details
Condition : NewReservoir Included : With ReservoirQuantity Sold : Sold individuallyWarranty : 90-day or 3,000-mile Centric limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : C-Tek SeriesRecommended Use : OE Replacement
18M1778 DuraStop Series Brake Master Cylinder With Reservoir
AC Delco®
18M1778 DuraStop Series Brake Master Cylinder With Reservoir
Part Number: AC18M1778
Vehicle Info Required to Guarantee Fit
$90.99
Product Details
Condition : NewReservoir Included : With ReservoirIncludes : With CapQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : DuraStop SeriesRecommended Use : OE Replacement
M39580 First Stop Series Brake Master Cylinder With Reservoir
Dorman®
M39580 First Stop Series Brake Master Cylinder With Reservoir
Part Number: RBM39580
Vehicle Info Required to Guarantee Fit
$49.49
Product Details
Notes : 0.94 / 1.42 in. bore diameter; M11 x 1.5 and M16 x 1.5 Forward Outlet Size Forward Outlet Size; M11 x 1.5 and M16 x 1.5 Rearward Outlet SizeCondition : NewReservoir Included : With ReservoirReplaces OE Number : M900511, M900524, MC114172, MC1141721, M2187, M2343, NM2187, NM2343, F110886, F114172, F115625, MC115625, 18M1778, 18M305, 18M318, 12157, 12187, 2539565, 2539580, MC39565, MC39580, M-82062, 130.62062, 131.62062, 18011049, 18011050, 18011054, 18013495, 13-2341, 10-2341, 10-2343, 783-36062, 83-36062Includes : With CapQuantity Sold : Sold individuallyWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Chromium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : AluminumRecommended Use : OE ReplacementSeries : First Stop SeriesOutlet Quantity : 4 OutletsInterchange Part Number : M900511, M900524, MC114172, MC1141721, M2187, M2343, NM2187, NM2343, F110886, F114172, F115625, MC115625, 18M1778, 18M305, 18M318, 12157, 12187, 2539565, 2539580, MC39565, MC39580, M-82062, 130.62062, 131.62062, 18011049, 18011050, 18011054, 18013495, 13-2341, 10-2341, 10-2343, 783-36062, 83-36062
Page 1 of 6 | Showing 1 - 15 of 80 results

Top Rated Products

Dorman M49202 First Stop Series Brake Master Cylinder With Reservoir
$71.99( Review)
Working fine. Fitting great
Nathaniel R.
VERIFIED PURCHASER
Dorman M40000 First Stop Series Brake Master Cylinder With Reservoir
$38.99( Review)
Came quick still working on it, not quite done. like both products that you sent me.See More
Earl B.
VERIFIED PURCHASER
Dorman M104456 First Stop Series Brake Master Cylinder With Reservoir
$40.99( Review)
Fit great showed up 3 days early. Good price for it and I will recommend people to uSee More
Arthur E.
VERIFIED PURCHASER

Helpful Automotive Resources

Testing a Brake Master Cylinder: Tips and Tricks
Testing a Brake Master Cylinder: Tips and TricksThe master cylinder’s simple design is the reason why it’s exceptionally durable. However, brake master cylinders can develop leaks, which can lead to brake failure if not fixed immediately. Diagram showing the brake master cylinder, booster, and brake pedal pushrod | Image Source: Richard McCuistian
How Long Does a Brake Job Take? Plus FAQs
How Long Does a Brake Job Take? Plus FAQsWhile replacing worn-out brake pads and bleeding the brakes are some of the most common maintenance tasks you shouldn’t miss, there might be times when a complete brake job is needed to ensure your safety. How Long Does It Take to Do a Brake Job? A complete brake job is a thorough
Where Is the Master Cylinder Located?
Where Is the Master Cylinder Located?On the other hand, if your vehicle has manual brakes, you’ll likely find the master cylinder fixed to the firewall and connected to the brake pedal. Note, however, that practically no vehicle has manual (not powered) brakes any more. Tips on How to Access the Master Cylinder