Cadillac CT4 Brake Boosters

We found 18 eBay listings for Cadillac CT4 brake boosters, covering model years 2020 to 2025.

18 listings available |12 sellers

Last checked: . Confirm current price and fitment with the seller.

Compare brake boosters options for the Cadillac CT4 by part number, specification and seller fitment details. Matching listing titles mention 2020โ€“2025; this is seller-described coverage, not confirmed fitment. Check the exact generation, engine and required specification before choosing a listing.

What the listings say: Of the 18 listings for Cadillac CT4 brake boosters checked on 7 November 2026, 14 give model years between 2020 and 2025, most often 2021 (4). Part numbers in more than one title: 84906162, 86823847. Titles are the sellersโ€™ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

18 Results

Brake Boosters

Found 18 listings for "cadillac ct4 brake boosters"

2024 Cadillac CT4 ABS Master Cylinder Brake Booster 86541193

2024 Cadillac CT4 ABS Master Cylinder Brake Booster 86541193

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Used๐Ÿ“ US
Seller: carbros-auto-parts-inc
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2020 CADILLAC CT4 2.0L ANTI LOCK BRAKE PUMP MODULE BOOSTER W/ RESERVOIR OEM

2020 CADILLAC CT4 2.0L ANTI LOCK BRAKE PUMP MODULE BOOSTER W/ RESERVOIR OEM

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Used๐Ÿ“ US
Seller: advantage-parts
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2025 Cadillac CT4 2.0L Master Cylinder ABS Brake Booster 85707837

2025 Cadillac CT4 2.0L Master Cylinder ABS Brake Booster 85707837

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Used๐Ÿ“ US
Seller: carbros-auto-parts-inc
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23 CADILLAC CT4 V-SERIES BLACKWING ABS PUMP, MASTER CYLINDER, AND BOOSTER 3.6L

23 CADILLAC CT4 V-SERIES BLACKWING ABS PUMP, MASTER CYLINDER, AND BOOSTER 3.6L

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Used๐Ÿ“ US
Seller: okautopartsms
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24 CADILLAC CT4 V-SERIES BLACKWING ABS BRAKE PUMP, MASTER CYLINDER, AND BOOSTER

24 CADILLAC CT4 V-SERIES BLACKWING ABS BRAKE PUMP, MASTER CYLINDER, AND BOOSTER

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Used๐Ÿ“ US
Seller: okautopartsms
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2022-2025 Cadillac CT4 Brake Master Cylinder ABS Pump Module & Booster 86823847

2022-2025 Cadillac CT4 Brake Master Cylinder ABS Pump Module & Booster 86823847

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Used๐Ÿ“ US
Seller: tradeflinc1800
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2022-2025 Cadillac CT4 Brake Master Cylinder ABS Pump Module Booster 86823847

2022-2025 Cadillac CT4 Brake Master Cylinder ABS Pump Module Booster 86823847

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Used๐Ÿ“ US
Seller: tradeflinc1800
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2021 Cadillac CT4 Brake Master Cylinder & ABS Pump Module & Booster OEM 84906162

2021 Cadillac CT4 Brake Master Cylinder & ABS Pump Module & Booster OEM 84906162

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Used๐Ÿ“ US
Seller: tradeflinc1800
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2020 - 2025 Cadillac CT4 CT5 ABS Power Brake Booster Pump Assembly 84906162 ๐Ÿ’ŽOE

2020 - 2025 Cadillac CT4 CT5 ABS Power Brake Booster Pump Assembly 84906162 ๐Ÿ’ŽOE

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Used๐Ÿ“ US
Seller: afterlifeautoparts12
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2020 2021 CADILLAC CT4 2.0 ANTI LOCK BRAKE PUMP MODULE BOOSTER & MASTER CYLINDER

2020 2021 CADILLAC CT4 2.0 ANTI LOCK BRAKE PUMP MODULE BOOSTER & MASTER CYLINDER

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Used๐Ÿ“ US
Seller: myavtopartss
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2021 CADILLAC CT4 BRAKE BOOSTER ASSEMBLY COMPLETE: 84906162

2021 CADILLAC CT4 BRAKE BOOSTER ASSEMBLY COMPLETE: 84906162

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Used๐Ÿ“ US
Seller: sambuccibros
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2022 - 2025 CADILLAC CT4-V BLACKWING POWER BRAKE BOOSTER & MASTER CYLINDER *5K*

2022 - 2025 CADILLAC CT4-V BLACKWING POWER BRAKE BOOSTER & MASTER CYLINDER *5K*

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Used๐Ÿ“ US
Seller: partsboxbelton
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2020 2021 CADILLAC CT4 2.0 ANTI LOCK BRAKE PUMP MODULE BOOSTER & MASTER CYLINDER

2020 2021 CADILLAC CT4 2.0 ANTI LOCK BRAKE PUMP MODULE BOOSTER & MASTER CYLINDER

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Used๐Ÿ“ US
Seller: myavtopartss
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Electronic Brake Booster Control Module - GM (84779555) - 2020-2021 CT4 & CT5

Electronic Brake Booster Control Module - GM (84779555) - 2020-2021 CT4 & CT5

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New๐Ÿ“ US
Seller: diskjo_66
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For CT4 Power Brake Booster with Brake Master Cylinder AC Delco 16419XMGY

For CT4 Power Brake Booster with Brake Master Cylinder AC Delco 16419XMGY

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New๐Ÿ“ US
Seller: autopartsgeek3
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โœ…20-21 Cadillac CT4 CT5 24k Power Brake Booster Master Cylinder ABS OEM 84784557

โœ…20-21 Cadillac CT4 CT5 24k Power Brake Booster Master Cylinder ABS OEM 84784557

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Used๐Ÿ“ US
Seller: chp.autoparts
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CADILLAC CT4-V AWD 20-23 2.7L OEM ANTI LOCK BRAKE PUMP TANK MODULE BOOSTER 45K

CADILLAC CT4-V AWD 20-23 2.7L OEM ANTI LOCK BRAKE PUMP TANK MODULE BOOSTER 45K

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Used๐Ÿ“ US
Seller: hz-automotive-parts
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For CT4 Power Brake Booster with Brake Master Cylinder AC Delco 66233SRFR

For CT4 Power Brake Booster with Brake Master Cylinder AC Delco 66233SRFR

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New๐Ÿ“ US
Seller: autopartsgeek3
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Questions about these listings

Which model years are named in the listings for Cadillac CT4 brake boosters?

14 listing titles give model years from 2020 to 2025; 2021 appears most often (4 listings). Check your carโ€™s year against the fitment details in each listing.

Which part numbers appear in more than one listing for Cadillac CT4 brake boosters?

84906162 and 86823847 appear in more than one title. Compare the number on your old part with the listing before you buy.

How do I check fitment before buying Cadillac CT4 brake boosters?

Match the part number on your old part with the listing, then confirm the model year, generation and engine in the sellerโ€™s fitment details. Titles are the sellersโ€™ descriptions, not confirmed fitment.

Check compatibility before buying

These listings were found using Cadillac CT4 brake boosters search terms. A search match does not establish fitment. Compare the part number, vehicle year, generation and engine with the seller's compatibility details. Confirm delivery, returns and the final price on eBay before ordering.