Buick · Premium Parts

Buick

Premium OEM Parts Inventory

Engines, Transmissions & Parts

Discover our extensive inventory of 2,794 tested, high-quality used OEM Buick parts. Every component is rigorously inspected with exact mileage-based pricing, 90-day warranty, and nationwide shipping.

2,794

Total Parts in Inventory

Compatible Models

90 Days

Complete Warranty

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(888) 818-5001

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Brand Heritage

Buick has built a reputation for engineering excellence and automotive innovation.

Quality Assurance

Our Buick parts inventory features genuine OEM components tested for quality and durability.

2,794+

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Buick Parts Advantage

Why Choose Buick From AUAPW

Access 2,794 verified Buick parts across 24 models with quality guarantees and expert support

Verified Inventory

Every part is inspected and verified for authenticity and quality standards

Fast Sourcing

Access to the largest network of verified suppliers with quick turnaround times

Quality Assured

All parts come with 30-180 day warranty and guaranteed quality certification

Best Pricing

Save 40-70% compared to new OEM parts with transparent, no-hidden-fee quotes

24-Hour Support

Get responses within 24 hours from our dedicated support team

Industry Leading

Trust the largest, most reliable used auto parts platform in America

Total Inventory

2,794

Quality Buick parts in stock, from common components to rare discontinued items.

Model Coverage

Compatible Buick models across multiple years, ensuring you find the perfect fit.

Warranty

30-180 Days

All Buick parts certified and guaranteed. Complete peace of mind on every purchase.

2,794 parts — page 48 of 59

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2016 Buick Regal Transmission

SKU P-2257

transmission

2016 Buick Regal Transmission - AT, 2.0L, FWD (opt M7W)

$799$599–$999 by mileage

2016 Buick Regal Transmission

SKU P-2258

transmission

2016 Buick Regal Transmission - AT, 2.4L, opt MHH

$799$599–$999 by mileage

2017 Buick Regal Transmission

SKU P-2259

transmission

2017 Buick Regal Transmission - AT, 2.0L, AWD (opt M7U)

$799$599–$999 by mileage

2017 Buick Regal Transmission

SKU P-2260

transmission

2017 Buick Regal Transmission - AT, 2.0L, FWD (opt M7W)

$799$599–$999 by mileage

2017 Buick Regal Transmission

SKU P-2261

transmission

2017 Buick Regal Transmission - AT, 2.4L

$799$599–$999 by mileage

2018 Buick Regal Transmission

SKU P-2262

transmission

2018 Buick Regal Transmission - 2.0L, AWD

$799$599–$999 by mileage

2018 Buick Regal Transmission

SKU P-2263

transmission

2018 Buick Regal Transmission - 2.0L, FWD

$799$599–$999 by mileage

2018 Buick Regal Transmission

SKU P-2264

transmission

2018 Buick Regal Transmission - 3.6L

$799$599–$999 by mileage

2019 Buick Regal Transmission

SKU P-2265

transmission

2019 Buick Regal Transmission - 2.0L, AWD

$799$599–$999 by mileage

2019 Buick Regal Transmission

SKU P-2266

transmission

2019 Buick Regal Transmission - 2.0L, FWD

$799$599–$999 by mileage

2019 Buick Regal Transmission

SKU P-2267

transmission

2019 Buick Regal Transmission - 3.6L

$799$599–$999 by mileage

1973 Buick Regal Somerset

SKU P-2268

transmission

1973 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

$799$599–$999 by mileage

1973 Buick Regal Somerset

SKU P-2269

transmission

1973 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

$799$599–$999 by mileage

1973 Buick Regal Somerset

SKU P-2270

transmission

1973 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case

$799$599–$999 by mileage

1973 Buick Regal Somerset

SKU P-2271

transmission

1973 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

$799$599–$999 by mileage

1974 Buick Regal Somerset

SKU P-2272

transmission

1974 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

$799$599–$999 by mileage

1974 Buick Regal Somerset

SKU P-2273

transmission

1974 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case

$799$599–$999 by mileage

1974 Buick Regal Somerset

SKU P-2274

transmission

1974 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

$799$599–$999 by mileage

1975 Buick Regal Somerset

SKU P-2275

transmission

1975 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

$799$599–$999 by mileage

1975 Buick Regal Somerset

SKU P-2276

transmission

1975 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case

$799$599–$999 by mileage

1975 Buick Regal Somerset

SKU P-2277

transmission

1975 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

$799$599–$999 by mileage

1975 Buick Regal Somerset

SKU P-2278

transmission

1975 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

$799$599–$999 by mileage

1976 Buick Regal Somerset

SKU P-2279

transmission

1976 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

$799$599–$999 by mileage

1976 Buick Regal Somerset

SKU P-2280

transmission

1976 Buick Regal Somerset (1984 Down) Transmission - AT, (TH350), multi-fit case

$799$599–$999 by mileage

1976 Buick Regal Somerset

SKU P-2281

transmission

1976 Buick Regal Somerset (1984 Down) Transmission - AT, (TH350), w/o multi-fit case

$799$599–$999 by mileage

1977 Buick Regal Somerset

SKU P-2282

transmission

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

$799$599–$999 by mileage

1977 Buick Regal Somerset

SKU P-2283

transmission

1977 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

$799$599–$999 by mileage

1977 Buick Regal Somerset

SKU P-2284

transmission

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

$799$599–$999 by mileage

1977 Buick Regal Somerset

SKU P-2285

transmission

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; Chev bolt pattern

$799$599–$999 by mileage

1977 Buick Regal Somerset

SKU P-2286

transmission

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; w/o Chev bolt patte...

$799$599–$999 by mileage

1978 Buick Regal Somerset

SKU P-2287

transmission

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

$799$599–$999 by mileage

1978 Buick Regal Somerset

SKU P-2288

transmission

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; Chev bolt pattern

$799$599–$999 by mileage

1978 Buick Regal Somerset

SKU P-2289

transmission

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; w/o Chev bolt patte...

$799$599–$999 by mileage

1978 Buick Regal Somerset

SKU P-2290

transmission

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L)

$799$599–$999 by mileage

1978 Buick Regal Somerset

SKU P-2291

transmission

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305

$799$599–$999 by mileage

1978 Buick Regal Somerset

SKU P-2292

transmission

1978 Buick Regal Somerset (1984 Down) Transmission - MT, 3 speed

$799$599–$999 by mileage

1978 Buick Regal Somerset

SKU P-2293

transmission

1978 Buick Regal Somerset (1984 Down) Transmission - MT, 4 speed

$799$599–$999 by mileage

1979 Buick Regal Somerset

SKU P-2294

transmission

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

$799$599–$999 by mileage

1979 Buick Regal Somerset

SKU P-2295

transmission

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; Chev bolt pattern

$799$599–$999 by mileage

1979 Buick Regal Somerset

SKU P-2296

transmission

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; w/o Chev bolt patte...

$799$599–$999 by mileage

1979 Buick Regal Somerset

SKU P-2297

transmission

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L)

$799$599–$999 by mileage

1979 Buick Regal Somerset

SKU P-2298

transmission

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305

$799$599–$999 by mileage

1979 Buick Regal Somerset

SKU P-2299

transmission

1979 Buick Regal Somerset (1984 Down) Transmission - MT, 3 speed

$799$599–$999 by mileage

1979 Buick Regal Somerset

SKU P-2300

transmission

1979 Buick Regal Somerset (1984 Down) Transmission - MT, 4 speed

$799$599–$999 by mileage

1980 Buick Regal Somerset

SKU P-2301

transmission

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L), California

$799$599–$999 by mileage

1980 Buick Regal Somerset

SKU P-2302

transmission

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L), Federal

$799$599–$999 by mileage

1980 Buick Regal Somerset

SKU P-2303

transmission

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305; California

$799$599–$999 by mileage

1980 Buick Regal Somerset

SKU P-2304

transmission

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305; Federal

$799$599–$999 by mileage

Buick

Engines, Transmissions & Parts

Brand Heritage

Quality Assurance

Why Choose Buick From AUAPW

Verified Inventory

Fast Sourcing

Quality Assured

Best Pricing

24-Hour Support

Industry Leading

Total Inventory

Model Coverage

Warranty

Filter by model

Filter by Material

2016 Buick Regal Transmission - AT, 2.0L, FWD (opt M7W)

2016 Buick Regal Transmission - AT, 2.4L, opt MHH

2017 Buick Regal Transmission - AT, 2.0L, AWD (opt M7U)

2017 Buick Regal Transmission - AT, 2.0L, FWD (opt M7W)

2017 Buick Regal Transmission - AT, 2.4L

2018 Buick Regal Transmission - 2.0L, AWD

2018 Buick Regal Transmission - 2.0L, FWD

2018 Buick Regal Transmission - 3.6L

2019 Buick Regal Transmission - 2.0L, AWD

2019 Buick Regal Transmission - 2.0L, FWD

2019 Buick Regal Transmission - 3.6L

1973 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

1973 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

1973 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case

1973 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

1974 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

1974 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case

1974 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

1975 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

1975 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case

1975 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

1975 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

1976 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

1976 Buick Regal Somerset (1984 Down) Transmission - AT, (TH350), multi-fit case

1976 Buick Regal Somerset (1984 Down) Transmission - AT, (TH350), w/o multi-fit case

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH400

1977 Buick Regal Somerset (1984 Down) Transmission - MT, (3 speed)

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; Chev bolt pattern

1977 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; w/o Chev bolt patte...

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; Chev bolt pattern

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; w/o Chev bolt patte...

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L)

1978 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305

1978 Buick Regal Somerset (1984 Down) Transmission - MT, 3 speed

1978 Buick Regal Somerset (1984 Down) Transmission - MT, 4 speed

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, multi-fit case

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; Chev bolt pattern

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH350, w/o multi-fit case; w/o Chev bolt patte...

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L)

1979 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305

1979 Buick Regal Somerset (1984 Down) Transmission - MT, 3 speed

1979 Buick Regal Somerset (1984 Down) Transmission - MT, 4 speed

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L), California

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, 8-305 (5.0L), Federal

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305; California

1980 Buick Regal Somerset (1984 Down) Transmission - AT, TH200, w/o 8-305; Federal

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