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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

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374 parts for Buick Regal Engine — page 6 of 8

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1981 Buick Regal Transmission

SKU P-2134

transmission

1981 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

$799$599–$999 by mileage

1981 Buick Regal Transmission

SKU P-2135

transmission

1981 Buick Regal Transmission - AT, TH250, w/o 6-231

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2136

transmission

1982 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2137

transmission

1982 Buick Regal Transmission - AT, TH250, w/o 6-231

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2138

transmission

1982 Buick Regal Transmission - AT, TH200

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2139

transmission

1982 Buick Regal Transmission - AT, TH350, multi-fit case, 1 wire lock-up plug har...

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2140

transmission

1982 Buick Regal Transmission - AT, TH350, multi-fit case, 2 wire lock-up plug har...

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2141

transmission

1982 Buick Regal Transmission - AT, TH350, multi-fit case, 3 wire lock-up plug har...

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2142

transmission

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2143

transmission

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2144

transmission

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2145

transmission

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

$948$790–$1,027 by mileage

1982 Buick Regal Transmission

SKU P-2146

transmission

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

$799$599–$999 by mileage

1982 Buick Regal Transmission

SKU P-2147

transmission

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2148

transmission

1983 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2149

transmission

1983 Buick Regal Transmission - AT, TH250, w/o 6-231

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2150

transmission

1983 Buick Regal Transmission - AT, TH350, multi-fit case, 1 wire lock-up plug har...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2151

transmission

1983 Buick Regal Transmission - AT, TH350, multi-fit case, 2 wire lock-up plug har...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2152

transmission

1983 Buick Regal Transmission - AT, TH350, multi-fit case, 3 wire lock-up plug har...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2153

transmission

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2154

transmission

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2155

transmission

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2156

transmission

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2157

transmission

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2158

transmission

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2159

transmission

1983 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2160

transmission

1983 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2161

transmission

1983 Buick Regal Transmission - AT, TH200, overdrive, diesel

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2162

transmission

1983 Buick Regal Transmission - AT, TH200, overdrive, gasoline, multi-fit case

$799$599–$999 by mileage

1983 Buick Regal Transmission

SKU P-2163

transmission

1983 Buick Regal Transmission - AT, TH200, w/o overdrive

$799$599–$999 by mileage

1984 Buick Regal Transmission

SKU P-2164

transmission

1984 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

$799$599–$999 by mileage

1984 Buick Regal Transmission

SKU P-2165

transmission

1984 Buick Regal Transmission - AT, TH250, w/o 6-231

$799$599–$999 by mileage

1984 Buick Regal Transmission

SKU P-2166

transmission

1984 Buick Regal Transmission - AT, TH200, overdrive, diesel

$786$655–$852 by mileage

1984 Buick Regal Transmission

SKU P-2167

transmission

1984 Buick Regal Transmission - AT, TH200, overdrive, gasoline, multi-fit case

$799$599–$999 by mileage

1984 Buick Regal Transmission

SKU P-2168

transmission

1984 Buick Regal Transmission - AT, TH200, w/o overdrive

$799$599–$999 by mileage

1984 Buick Regal Transmission

SKU P-2169

transmission

1984 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

$799$599–$999 by mileage

1984 Buick Regal Transmission

SKU P-2170

transmission

1984 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

$799$599–$999 by mileage

1985 Buick Regal Transmission

SKU P-2171

transmission

1985 Buick Regal Transmission - AT, (TH200), overdrive, diesel

$799$599–$999 by mileage

1985 Buick Regal Transmission

SKU P-2172

transmission

1985 Buick Regal Transmission - AT, (TH200), overdrive, gasoline, multi-fit case

$799$599–$999 by mileage

1985 Buick Regal Transmission

SKU P-2173

transmission

1985 Buick Regal Transmission - AT, (TH200), overdrive, gasoline, w/o multi-fit ca...

$799$599–$999 by mileage

1985 Buick Regal Transmission

SKU P-2174

transmission

1985 Buick Regal Transmission - AT, (TH200), overdrive, gasoline, w/o multi-fit ca...

$799$599–$999 by mileage

1985 Buick Regal Transmission

SKU P-2175

transmission

1985 Buick Regal Transmission - AT, (TH200), w/o overdrive; Chev built engine

$799$599–$999 by mileage

1985 Buick Regal Transmission

SKU P-2176

transmission

1985 Buick Regal Transmission - AT, (TH200), w/o overdrive; w/o Chev built engine

$799$599–$999 by mileage

1986 Buick Regal Transmission

SKU P-2177

transmission

1986 Buick Regal Transmission - AT, (TH200), w/o overdrive; Chev built engine

$799$599–$999 by mileage

1986 Buick Regal Transmission

SKU P-2178

transmission

1986 Buick Regal Transmission - AT, (TH200), w/o overdrive; w/o Chev built engine

$799$599–$999 by mileage

1986 Buick Regal Transmission

SKU P-2179

transmission

1986 Buick Regal Transmission - AT, (TH200), overdrive, multi-fit case

$799$599–$999 by mileage

1986 Buick Regal Transmission

SKU P-2180

transmission

1986 Buick Regal Transmission - AT, (TH200), overdrive, w/o multi-fit case; Chev b...

$799$599–$999 by mileage

1986 Buick Regal Transmission

SKU P-2181

transmission

1986 Buick Regal Transmission - AT, (TH200), overdrive, w/o multi-fit case; w/o Ch...

$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

1981 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

1981 Buick Regal Transmission - AT, TH250, w/o 6-231

1982 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

1982 Buick Regal Transmission - AT, TH250, w/o 6-231

1982 Buick Regal Transmission - AT, TH200

1982 Buick Regal Transmission - AT, TH350, multi-fit case, 1 wire lock-up plug har...

1982 Buick Regal Transmission - AT, TH350, multi-fit case, 2 wire lock-up plug har...

1982 Buick Regal Transmission - AT, TH350, multi-fit case, 3 wire lock-up plug har...

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

1982 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

1983 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

1983 Buick Regal Transmission - AT, TH250, w/o 6-231

1983 Buick Regal Transmission - AT, TH350, multi-fit case, 1 wire lock-up plug har...

1983 Buick Regal Transmission - AT, TH350, multi-fit case, 2 wire lock-up plug har...

1983 Buick Regal Transmission - AT, TH350, multi-fit case, 3 wire lock-up plug har...

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; Chev built engine, ...

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

1983 Buick Regal Transmission - AT, TH350, w/o multi-fit case; w/o Chev built engi...

1983 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

1983 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

1983 Buick Regal Transmission - AT, TH200, overdrive, diesel

1983 Buick Regal Transmission - AT, TH200, overdrive, gasoline, multi-fit case

1983 Buick Regal Transmission - AT, TH200, w/o overdrive

1984 Buick Regal Transmission - AT, TH250, 6-231 (3.8L)

1984 Buick Regal Transmission - AT, TH250, w/o 6-231

1984 Buick Regal Transmission - AT, TH200, overdrive, diesel

1984 Buick Regal Transmission - AT, TH200, overdrive, gasoline, multi-fit case

1984 Buick Regal Transmission - AT, TH200, w/o overdrive

1984 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

1984 Buick Regal Transmission - AT, TH200, overdrive, gasoline, w/o multi-fit case...

1985 Buick Regal Transmission - AT, (TH200), overdrive, diesel

1985 Buick Regal Transmission - AT, (TH200), overdrive, gasoline, multi-fit case

1985 Buick Regal Transmission - AT, (TH200), overdrive, gasoline, w/o multi-fit ca...

1985 Buick Regal Transmission - AT, (TH200), overdrive, gasoline, w/o multi-fit ca...

1985 Buick Regal Transmission - AT, (TH200), w/o overdrive; Chev built engine

1985 Buick Regal Transmission - AT, (TH200), w/o overdrive; w/o Chev built engine

1986 Buick Regal Transmission - AT, (TH200), w/o overdrive; Chev built engine

1986 Buick Regal Transmission - AT, (TH200), w/o overdrive; w/o Chev built engine

1986 Buick Regal Transmission - AT, (TH200), overdrive, multi-fit case

1986 Buick Regal Transmission - AT, (TH200), overdrive, w/o multi-fit case; Chev b...

1986 Buick Regal Transmission - AT, (TH200), overdrive, w/o multi-fit case; w/o Ch...

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