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Replacement and OEM Parts for 1991 GMC Sonoma Crankshafts, Pistons, Rings & Connecting Rods

1991 GMC Sonoma Crankshafts, Pistons, Rings & Connecting Rods

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Engine & Drivetrain

54 products about 1991 GMC Sonoma Crankshafts, Pistons, Rings & Connecting Rods found

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  • OEM (Genuine) 1991 GMC Sonoma Rear Main Seal Retainer

    PartNumber: 12592195
    OEM 1991 GMC Sonoma Rear Main Seal Retainer - 12592195
    Product Specifications
    • Notes: S-Series; 2.8l; 1 Piece
    • Item Dimensions: 4.3 x 4.3 x 0.5 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 14085829
    • Part Description: 1991 GMC Sonoma Rear Main Seal Retainer
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, SL, SLE, SLS | 4 Cyl 2.2 L FLEX, 4 Cyl 2.2 L GAS, 6 Cyl 2.8 L GAS
    $43.13 MSRP: $71.41
    You Save: $28.28 (40%)
  • Dorman OE Solutions Crankshaft Pulley for 1991 GMC Sonoma - 594-530

    Dorman® OE Solutions Crankshaft Pulley for 1991 GMC Sonoma

    PartNumber: 594-530
    Product Specifications
    • Belt Type: V-belt
    • Bolts (Studs) Included: No
    • Color: Black
    • Crankshaft Pulley Groove Style: Single
    • Crankshaft Pulley Shaft Opening Diameter: 1.06"
    • Crankshaft Pulley Woodruff Key Compatible: No
    • Diameter: 7.81"
    • Grooves: 6
    • Item Grade: Standard Replacement
    • Material: Steel
    • Mount Hole Quantity: 3
    • OE Part Number: 10085754
    • Pulley Width: 1.19"
    • Thickness: 1.19"
    • UPC: 885484359154
    • Part Description: 1991 GMC Sonoma OE Solutions Crankshaft Pulley
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $31.97
  • OEM (Genuine) 1991 GMC Sonoma Plate Oil Seal

    PartNumber: 14090906
    OEM 1991 GMC Sonoma Plate Oil Seal - 14090906
    Product Specifications
    • Notes: 2.5 Liter;2.8 Liter;4.3 Liter
    • Item Dimensions: 3.0 x 3.0 x 0.5 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12577710
    • Part Description: 1991 GMC Sonoma Plate Oil Seal
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, GT, SL, SLE, SLS | 4 Cyl 2.2 L FLEX, 4 Cyl 2.2 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 4.3 L GAS
    $20.15 MSRP: $38.03
    You Save: $17.88 (48%)
  • Sealed Power Premium Piston Ring Set With Coating for 1991 GMC Sonoma - E-229K

    Sealed Power® Premium Piston Ring Set With Coating for 1991 GMC Sonoma

    PartNumber: E-229K
    Product Specifications
    • Notes: Premium;Use w/640P, 645P, H645NCP or H695P piston; Standard Size; Ring Groove Widths: 5/64, 5/64, 3/16 (in.); Grey Iron w/Plasma Moly top ring; Grey Iron w/Phosphate Coating 2nd ring
    • Bore Diameter: 4.000"
    • Cylinder Quantity: 6
    • Outside Diameter: 101.60 mm
    • Package Alert: Full Set
    • Ring Material: Premium Moly
    • Size: Standard
    • UPC: 053059130594
    • Part Description: 1991 GMC Sonoma Premium Piston Ring Set With Coating
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $59.42
  • OEM (Genuine) 1991 GMC Sonoma Pulley

    PartNumber: 10085754
    OEM 1991 GMC Sonoma Pulley - 10085754
    Product Specifications
    • Notes: 4.3 Liter
    • Other Names: Crank Pulley, Crankshaft Pulley, Pulley
    • Item Dimensions: 8.0 x 8.2 x 3.3 inches
    • Item Weight: 3.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC Sonoma Pulley
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, GT, SL, SLE, SLS | 6 Cyl 4.3 L GAS
    $34.64 MSRP: $57.36
    You Save: $22.72 (40%)
  • Victor Reinz Rear Crankshaft Seal Kit for 1991 GMC Sonoma - 19-10071-01

    Victor Reinz® Rear Crankshaft Seal Kit for 1991 GMC Sonoma

    PartNumber: 19-10071-01
    Product Specifications
    • Notes: 1 Piece;11mm;PTFE; Rear
    • Material: PTFE
    • Thickness: 11 mm
    • UPC: 023913753917
    • Part Description: 1991 GMC Sonoma Rear Crankshaft Seal Kit
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 2.8L
    $27.94
  • National Automatic Transmission Torque Converter Repair Sleeve for 1991 GMC Sonoma - 99174

    National® Automatic Transmission Torque Converter Repair Sleeve for 1991 GMC Sonoma

    PartNumber: 99174
    Product Specifications
    • Notes: w/GMC 4L60 Trans
    • Part Description: 1991 GMC Sonoma Automatic Transmission Torque Converter Repair Sleeve
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | All Engines
    $25.99
  • Sealed Power A Series Aluminum Crankshaft Main Bearing Set for 1991 GMC Sonoma - 6689MA

    Sealed Power® A Series Aluminum Crankshaft Main Bearing Set for 1991 GMC Sonoma

    PartNumber: 6689MA
    Product Specifications
    • Notes: Standard Size; A-Series aluminum bearings
    • Package Alert: Full set
    • Part Material: A-Series Aluminum
    • Size: Standard
    • UPC: 614046633148
    • Part Description: 1991 GMC Sonoma A Series Aluminum Crankshaft Main Bearing Set
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 4 Cyl 2.5L
    $62.71
  • OEM (Genuine) 1991 GMC Sonoma Rear Main Seal Retainer

    PartNumber: 10088158
    OEM 1991 GMC Sonoma Rear Main Seal Retainer - 10088158
    Product Specifications
    • Notes: S-Series; 4.3l
    • Item Dimensions: 6.7 x 5.3 x 0.6 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC Sonoma Rear Main Seal Retainer
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, GT, SL, SLE, SLS | 6 Cyl 4.3 L GAS
    $31.77 MSRP: $52.61
    You Save: $20.84 (40%)
  • Victor Reinz Rear Crankshaft Seal Kit for 1991 GMC Sonoma - 19-10108-01

    Victor Reinz® Rear Crankshaft Seal Kit for 1991 GMC Sonoma

    PartNumber: 19-10108-01
    Product Specifications
    • Notes: 1 Piece;Rubber;Rear
    • Material: Rubber
    • UPC: 023913756062
    • Part Description: 1991 GMC Sonoma Rear Crankshaft Seal Kit
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $25.29
  • SKF Rear 2Nd Design Crankshaft Seal for 1991 GMC Sonoma - 29862

    SKF® Rear 2Nd Design Crankshaft Seal for 1991 GMC Sonoma

    PartNumber: 29862
    Product Specifications
    • Quantity Per Application: 1
    • UPC: 826732346700
    • Part Description: 1991 GMC Sonoma Rear 2Nd Design Crankshaft Seal
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 2.8L
    $17.80
  • OEM (Genuine) 1991 GMC Sonoma Bearings

    PartNumber: 10120990
    OEM 1991 GMC Sonoma Bearings - 10120990
    Product Specifications
    • Notes: S-Series; 4.3l; 1, 2, 3
    • Other Names: Bearing, Main Bearings
    • Item Dimensions: 4.2 x 4.2 x 2.2 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC Sonoma Bearings
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, GT, SL, SLE, SLS | 4 Cyl 2.5 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 4.3 L GAS
    $23.44 MSRP: $38.79
    You Save: $15.35 (40%)
  • Sealed Power Premium Piston Ring Set W O Coating for 1991 GMC Sonoma - E-459X

    Sealed Power® Premium Piston Ring Set W O Coating for 1991 GMC Sonoma

    PartNumber: E-459X
    Product Specifications
    • Notes: Standard;.190" deep oil ring groove; Standard Size; Use w/H728P piston; Ring Groove Widths: 5/64, 5/64, 3/16 (in.); Grey Iron top ring; Grey Iron 2nd ring
    • Bore Diameter: 4.000"
    • Cylinder Quantity: 6
    • Outside Diameter: 4.000"
    • Package Alert: Full Set
    • Ring Material: Iron
    • Size: Standard
    • UPC: 087674938914
    • Part Description: 1991 GMC Sonoma Premium Piston Ring Set W O Coating
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $46.64
  • Sealed Power A Series Aluminum 3 4 Grooved Crankshaft Main Bearing Set for 1991 GMC Sonoma - 7242MA

    Sealed Power® A Series Aluminum 3 4 Grooved Crankshaft Main Bearing Set for 1991 GMC Sonoma

    PartNumber: 7242MA
    Product Specifications
    • Notes: Standard Size; A-Series aluminum bearings; 3/4 grooved
    • Package Alert: Full set
    • Part Material: A-Series Aluminum
    • Size: Standard
    • UPC: 614046633797
    • Part Description: 1991 GMC Sonoma A Series Aluminum 3 4 Grooved Crankshaft Main Bearing Set
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 2.8L
    $52.61
  • OEM (Genuine) 1991 GMC Sonoma Piston Ring Set

    PartNumber: 88894219
    OEM 1991 GMC Sonoma Piston Ring Set - 88894219
    Product Specifications
    • Notes: S-Series; 4.3l
    • Other Names: Piston Ring Set, Piston Rings
    • Item Dimensions: 4.8 x 4.7 x 0.6 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 14089025
    • Part Description: 1991 GMC Sonoma Piston Ring Set
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, SLE | 6 Cyl 4.3 L GAS
    $55.52 MSRP: $88.18
    You Save: $32.66 (38%)
  • Victor Reinz Rear Crankshaft Seal Kit for 1991 GMC Sonoma - 19-10072-01

    Victor Reinz® Rear Crankshaft Seal Kit for 1991 GMC Sonoma

    PartNumber: 19-10072-01
    Product Specifications
    • Notes: 1 Piece;PTFE; Rear
    • Material: PTFE
    • UPC: 023913754105
    • Part Description: 1991 GMC Sonoma Rear Crankshaft Seal Kit
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $28.44
  • Sealed Power Aluminum Connecting Rod Bearing Set for 1991 GMC Sonoma - 6-1020A

    Sealed Power® Aluminum Connecting Rod Bearing Set for 1991 GMC Sonoma

    PartNumber: 6-1020A
    Product Specifications
    • Notes: Standard Size; A-Series aluminum bearings
    • Housing Bore Max: 2.3757"
    • Housing Bore Min: 2.3747"
    • Oil Clearance Max: 0.091
    • Oil Clearance Min: 0.0010"
    • Overall Length Max: 0.7530"
    • Package Alert: Full set
    • Part Material: A-Series Aluminum
    • Size: Standard
    • Standard Shaft Max: 2.2498"
    • Standard Shaft Min: 2.2492"
    • UPC: 614046379435
    • Wall Thickness Max: 0.0620"
    • Part Description: 1991 GMC Sonoma Aluminum Connecting Rod Bearing Set
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $48.40
  • SKF Rear Crankshaft Seal for 1991 GMC Sonoma - 29987

    SKF® Rear Crankshaft Seal for 1991 GMC Sonoma

    PartNumber: 29987
    Product Specifications
    • Quantity Per Application: 1
    • UPC: 085311292351
    • Part Description: 1991 GMC Sonoma Rear Crankshaft Seal
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 4 Cyl 2.5L
    $5.42
  • OEM (Genuine) 1991 GMC Sonoma Bearing Kit, Crankshaft (1, 2, 3, 4)(Std)

    PartNumber: 18012433
    OEM 1991 GMC Sonoma Bearing Kit, Crankshaft (1, 2, 3, 4)(Std) - 18012433
    Product Specifications
    • Notes: S-Series; 2.5l; 1, 2, 3, 4
    • Other Names: Bearing, Main Bearings
    • Item Dimensions: 4.0 x 4.1 x 1.1 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC Sonoma Bearing Kit, Crankshaft (1, 2, 3, 4)(Std)
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, SLE, SLS | 4 Cyl 2.5 L GAS
    $14.61 MSRP: $29.45
    You Save: $14.84 (51%)
  • Victor Reinz Rear Crankshaft Seal Kit for 1991 GMC Sonoma - 19-10136-01

    Victor Reinz® Rear Crankshaft Seal Kit for 1991 GMC Sonoma

    PartNumber: 19-10136-01
    Product Specifications
    • Notes: 11mm;Rubber;1 Piece;Rear
    • Material: Rubber
    • Thickness: 11 mm
    • UPC: 023913756048
    • Part Description: 1991 GMC Sonoma Rear Crankshaft Seal Kit
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 2.8L
    $25.31
  • Sealed Power Connecting Rod Bearing Set for 1991 GMC Sonoma - 6-1020CP

    Sealed Power® Connecting Rod Bearing Set for 1991 GMC Sonoma

    PartNumber: 6-1020CP
    Product Specifications
    • Notes: Standard Size
    • Housing Bore Max: 2.3757"
    • Housing Bore Min: 2.3747"
    • Oil Clearance Max: 0.091
    • Oil Clearance Min: 0.0010"
    • Overall Length Max: 0.7530"
    • Package Alert: Full set
    • Part Material: Steel Backed Overplated Bronze Alloy
    • Size: Standard
    • Standard Shaft Max: 57.145
    • Standard Shaft Min: 2.2492"
    • UPC: 724956163151
    • Wall Thickness Max: 1.575
    • Part Description: 1991 GMC Sonoma Connecting Rod Bearing Set
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $48.40
  • OEM (Genuine) 1991 GMC Sonoma Rear Main Seal

    PartNumber: 10036788
    OEM 1991 GMC Sonoma Rear Main Seal - 10036788
    Product Specifications
    • Notes: S-Series
    • Other Names: Rear Main Seal
    • Item Dimensions: 4.5 x 4.5 x 0.5 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC Sonoma Rear Main Seal
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, SLE, SLS | 4 Cyl 2.5 L GAS
    $15.68 MSRP: $24.87
    You Save: $9.19 (37%)
  • Victor Reinz Rear Improved Design Crankshaft Seal for 1991 GMC Sonoma - 19-10138-01

    Victor Reinz® Rear Improved Design Crankshaft Seal for 1991 GMC Sonoma

    PartNumber: 19-10138-01
    Product Specifications
    • Notes: 1 Piece;Improved Design;Rubber;Rear
    • Material: Rubber
    • UPC: 023913754204
    • Part Description: 1991 GMC Sonoma Rear Improved Design Crankshaft Seal
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 4 Cyl 2.5L
    $17.97
  • OEM (Genuine) 1991 GMC Sonoma Bearings

    PartNumber: 10159536
    OEM 1991 GMC Sonoma Bearings - 10159536
    Product Specifications
    • Notes: S-Series; 2.8l; 3
    • Other Names: Main Bearings
    • Part Description: 1991 GMC Sonoma Bearings
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, SLE | 6 Cyl 2.8 L GAS
    $13.06 MSRP: $18.75
    You Save: $5.69 (31%)
  • Sealed Power Flange Partial Grooved Crankshaft Main Bearing Set for 1991 GMC Sonoma - 5085M

    Sealed Power® Flange Partial Grooved Crankshaft Main Bearing Set for 1991 GMC Sonoma

    PartNumber: 5085M
    Product Specifications
    • Notes: Standard Size; Partial grooved
    • Material: Overplated Copper-Lead Alloy
    • Package Alert: Full set
    • Part Material: Steel Backed Overplated Bronze Alloy
    • Set Type: Main Set
    • Size: Standard
    • Sizes: Standard-1-10-20-30-40
    • UPC: 724956151622
    • Part Description: 1991 GMC Sonoma Flange Partial Grooved Crankshaft Main Bearing Set
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $44.58
  • OEM (Genuine) 1991 GMC Sonoma Bearings

    PartNumber: 12329989
    OEM 1991 GMC Sonoma Bearings - 12329989
    Product Specifications
    • Notes: S-Series; 2.5l
    • Part Description: 1991 GMC Sonoma Bearings
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, SLE | 4 Cyl 2.5 L GAS
    $13.06 MSRP: $18.75
    You Save: $5.69 (31%)
  • Sealed Power Premium Piston Ring Set W O Coating for 1991 GMC Sonoma - E-229X

    Sealed Power® Premium Piston Ring Set W O Coating for 1991 GMC Sonoma

    PartNumber: E-229X
    Product Specifications
    • Notes: Standard;Use w/640P, 645P, H645NCP or H695P piston; Standard Size; Ring Groove Widths: 5/64, 5/64, 3/16 (in.); Grey Iron w/Phosphate top ring; Grey Iron w/Phosphate Coating 2nd ring
    • Bore Diameter: 4.000"
    • Cylinder Quantity: 6
    • Outside Diameter: 4.000"
    • Package Alert: Full Set
    • Ring Material: Iron
    • Size: Standard
    • UPC: 053059130693
    • Part Description: 1991 GMC Sonoma Premium Piston Ring Set W O Coating
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $36.60
  • Sealed Power A Series Aluminum Partial Grooved Crankshaft Main Bearing Set for 1991 GMC Sonoma - 5085MA

    Sealed Power® A Series Aluminum Partial Grooved Crankshaft Main Bearing Set for 1991 GMC Sonoma

    PartNumber: 5085MA
    Product Specifications
    • Notes: Standard Size; A-Series aluminum bearings; Partial grooved
    • Package Alert: Full set
    • Part Material: A-Series Aluminum
    • Size: Standard
    • UPC: 614046379428
    • Part Description: 1991 GMC Sonoma A Series Aluminum Partial Grooved Crankshaft Main Bearing Set
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 6 Cyl 4.3L
    $44.58
  • OEM (Genuine) 1991 GMC Sonoma Camshaft Bearings

    PartNumber: 14002534
    OEM 1991 GMC Sonoma Camshaft Bearings - 14002534
    Product Specifications
    • Notes: S-Series; 2.8l; 2, 3
    • Other Names: Camshaft Bearings, Main Bearings
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC Sonoma Camshaft Bearings
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | Base, SLE | 6 Cyl 2.8 L GAS
    $13.06 MSRP: $18.75
    You Save: $5.69 (31%)
  • Sealed Power Duroshield Cast Piston for 1991 GMC Sonoma - H547CP

    Sealed Power® Duroshield Cast Piston for 1991 GMC Sonoma

    PartNumber: H547CP
    Product Specifications
    • Notes: Standard Size; Hypereutectic; 3 Ring Groove Piston; Ring Groove Widths: 1/16, 5/64, 3/16 (in.); 1.560 CD; Recessed Head .165 deep x 3.120 dia. w/shallow oil ring groove for low tension oil ring - 9.0:1 C.R; DUROSHIELD skirt coated piston
    • Bore: 101.6000
    • Compression Distance: 1.560
    • Head Illustration: 28
    • Head Type: Recessed Head .165 deep x 3.120 dia. w/shallow oil ring groove for low tension oil ring - 9.0:1 C.R.; DUROSHIELD~ skirt coated piston
    • Minimum Clearance: See Piston Fitting Information on carton label
    • Part Material: Hypereutectic
    • Pin Diameter: 23.559
    • Pin Offset: 0.04"
    • Ring 1 Qty: 1
    • Ring 1 Width: 1/16
    • Ring 2 Qty: 1
    • Ring 2 Width: 5/64
    • Ring 3 Qty: 1
    • Ring 3 Width: 3/16
    • UPC: 614046227613
    • Part Description: 1991 GMC Sonoma Duroshield Cast Piston
    More Info
    Vehicle Fitment
    • 1991 GMC Sonoma | All Trims | 4 Cyl 2.5L
    $27.72
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