Engine Assembly-Cylinder Block & Internal Parts fit your 2021 GMC Sierra 1500 4WD

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2021 GMC Sierra 1500 4WD

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2021 GMC Sierra 1500 4WD

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Recommended

Part No. & Part Description

Price

Part No. &
Part Description

11588327
RETAINER, Engine Oil, RETAINER,LOWER CRANKCASE EXTENSION BOLT(PART OF 21)(ROUND M8 BOLT)(4.128)
MSRP: $7.20
$4.57
1
Add To Cart

11588738
BOLT, Engine Crankshaft And Camshaft Balancer, BOLT,CRANKSHAFT PULLEY(M10X1.5X30.4)(8.900)
- Require Quantity:
  04
- Package Quantity:
  1
MSRP: $7.20
$4.57
1
Add To Cart

PLUG, Engine Block
11611351
PLUG, ENGINE BLOCK COOLANT HOLE(M28X1.25X13)(8.971)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
MSRP: $23.11
$14.68
1
Add To Cart
11548315
PLUG, ENGINE BLOCK CORE HOLE(1.531)
- Fitting Vehicle Options:
  CK105,107(43-53)(LM2)
MSRP: $1.02
$0.65
1
Add To Cart
11602951
PLUG, ENGINE BLOCK COOLANT HOLE(M28X1.25X18)(1.152)
- Fitting Vehicle Options:
  CK1(03-43-53)(L3B)
MSRP: $10.47
$6.66
1
Add To Cart

PLUG, Engine Oil Distribution

24500867
PLUG, ENGINE BLOCK OIL GALLERY(CUP DIAMETER 1.5")(1.51 OUTSIDE DIAMETER,.31 THICK)(STAINLESS STEEL)(0.034)
MSRP: $3.87
$2.46
1
Add To Cart
11562125
PLUG, ENGINE BLOCK OIL GALLERY(22.6 OUTSIDE DIAMETER)(3.675)
MSRP: $5.70
$3.62

BOLT, Distributor (also Knock Sensor)
11547059
BOLT, KNOCK SENSOR(M8X1.25X40)(0.206)
Fitting Vehicle Options:
CK1(03-43-53)
Require Quantity:
02
Package Quantity:
1
MSRP: $6.09
$3.87
1
Add To Cart
11561256
BOLT, KNOCK SENSOR(M8X1.25X39)(8.900)
- Fitting Vehicle Options:
  CK1(03-43-53)
11548165
BOLT, CRANKSHAFT POSITION SENSOR BRACKET(M5X0.8X20)(1.609)
- Fitting Vehicle Options:
  CK1(03-43-53)
MSRP: $4.24
$2.70
11548165
BOLT, CRANKSHAFT POSITION SENSOR(M5X0.8X20)(1.609)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
MSRP: $4.24
$2.70

11562126
PLUG, Engine Coolant Pump, PLUG,WATER PUMP(CUP,32.03X7.88X1.27, S30400 STAINLESS STEEL PER SAE J405.)(0.293)
MSRP: $4.17
$2.65
10
Add To Cart

BOLT, Engine Main Bearing Cap
11547674
BOLT, CRANKSHAFT BEARING CAP(M10X2X92)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
Require Quantity:
10
Package Quantity:
1
MSRP: $4.31
$2.74
1
Add To Cart
55490470
BOLT, CRANKSHAFT BEARING CAP(M12X1.75X93)
- Fitting Vehicle Options:
  CK1(43-53)(LM2,MQB)
- Require Quantity:
  14
- Package Quantity:
  1
MSRP: $0.81
$0.51
1
Add To Cart

BOLT, Engine Cylinder case
11548183
BOLT, LOWER CRANKCASE EXTENSION(PART OF 21)(M8X1.25X63)
Fitting Vehicle Options:
CK1(03-43-53)(L3B,MQE)
Require Quantity:
05
Package Quantity:
1
MSRP: $0.33
$0.21
1
Add To Cart
11548178
BOLT, LOWER CRANKCASE EXTENSION(PART OF 21)(M8X1.25X35.7MM)(0.459)
- Fitting Vehicle Options:
  CK1(03-43-53)(L3B)
- Require Quantity:
  10
- Package Quantity:
  1
MSRP: $5.00
$3.18

BOLT, Engine Connecting Rod Cap
11548469
BOLT, CONNECT ROD(PART OF 8)(M9X1X48)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
Require Quantity:
08
Package Quantity:
1
MSRP: $0.90
$0.57
1
Add To Cart
11549040
BOLT, CONNECT ROD(PART OF 6)(MJ9X1X48)
- Fitting Vehicle Options:
  CK1(43-53)(LM2,MQB)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $1.11
$0.70
1
Add To Cart

SENSOR, Distributor (also Knock Sensor)
12663209
SENSOR, KNOCK(W/O RETAINER OR BOLT)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
Require Quantity:
02
Package Quantity:
1
MSRP: $7.55
$4.16
1
Add To Cart
12706708
SENSOR, CRANKSHAFT POSITION(MATING CONNECT USE 19371199)
- Fitting Vehicle Options:
  CK1(03-43-53)(L3B)
MSRP: $12.16
$6.78
1
Add To Cart
55495265
SENSOR, CRANKSHAFT POSITION(INCLUDES 14)
- Fitting Vehicle Options:
  CK1(43-53)(LM2,MQB)
- Replaced By:
  40009075
MSRP: $13.46
$7.13
1
Add To Cart

BEARING, Engine Crankshaft Main
12663473
BEARING, CRANKSHAFT UPPER(LOCATION M1)
Fitting Vehicle Options:
CK1(03-43-53)(L3B,MQE)
MSRP: $5.24
$3.33
1
Add To Cart
12663474
BEARING, CRANKSHAFT UPPER(LOCATION M2 & M4)
- Fitting Vehicle Options:
  CK1(03-43-53)(L3B,MQE)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $4.16
$2.64
1
Add To Cart
12663475
BEARING, CRANKSHAFT UPPER(LOCATION M3 & M5)
- Fitting Vehicle Options:
  CK1(03-43-53)(L3B,MQE)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $4.19
$2.66
1
Add To Cart
12663477
BEARING, CRANKSHAFT LOWER(12663477 SERVICES 12664949 & 12664950)
- Fitting Vehicle Options:
  CK1(03-43-53)(L3B,MQE)
- Require Quantity:
  05
- Package Quantity:
  1
MSRP: $4.07
$2.59
1
Add To Cart
12688704
BEARING, CRANKSHAFT THRUST
- Fitting Vehicle Options:
  CK1(03-43-53)(L3B)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $8.20
$4.57
1
Add To Cart
55490471
BEARING, CRANKSHAFT LOWER(2.485-2.491)(STD)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Require Quantity:
  07
- Package Quantity:
  1
MSRP: $4.38
$2.79
1
Add To Cart
55490472
BEARING, CRANKSHAFT LOWER(2.479-2.485)(STD)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Require Quantity:
  07
- Package Quantity:
  1
MSRP: $4.17
$2.65
1
Add To Cart
55490473
BEARING, CRANKSHAFT LOWER(2.473-2.479)(STD)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Require Quantity:
  07
- Package Quantity:
  1
MSRP: $4.30
$2.73
1
Add To Cart
55490482
BEARING, CRANKSHAFT THRUST
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $3.67
$2.33
1
Add To Cart
55490519
BEARING, CRANKSHAFT UPPER(2.485-2.491)(#2-3,#5-7)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Require Quantity:
  05
- Package Quantity:
  1
MSRP: $4.49
$2.85
1
Add To Cart
55492646
BEARING, CRANKSHAFT UPPER(2.485-2.491)(#1)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
MSRP: $4.88
$3.10
1
Add To Cart
55492647
BEARING, CRANKSHAFT UPPER(2.479-2.485)(#1)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
MSRP: $4.64
$2.94
1
Add To Cart
55492648
BEARING, CRANKSHAFT UPPER(2.473-2.479)(#1)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
MSRP: $4.40
$2.79
1
Add To Cart
55495259
BEARING, CRANKSHAFT UPPER(2.479-2.485)(#4)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
MSRP: $4.28
$2.72
1
Add To Cart

12663772
BAFFLE, Engine Coolant, BAFFLE,ENGINE BLOCK COOLANT
MSRP: $49.84
$27.79
1
Add To Cart

CRANKSHAFT, Engine
12664179
CRANKSHAFT, (INCLUDES 17)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
MSRP: $703.19
$443.01
1
Add To Cart
55510071
CRANKSHAFT
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Replaced By:
  40009035
MSRP: $693.39
$438.81
1
Add To Cart

NOZZLE, Engine Oil Distribution
12666300
NOZZLE, PISTON OIL(INCLUDES 33)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
Require Quantity:
04
Package Quantity:
1
MSRP: $14.54
$9.24
1
Add To Cart
55506513
NOZZLE, PISTON OIL(INCLUDES 26)
- Fitting Vehicle Options:
  CK1(43-53)(LM2,MQB)
- Require Quantity:
  06
- Package Quantity:
  1
- Replaced By:
  40009358
MSRP: $12.37
$7.86
1
Add To Cart

12668731
PIN, Engine Cylinder case, PIN,LOWER CRANKCASE EXTENSION(PART OF 21)(6MM DIAMETER)(PINION-6 OUTSIDE DIAMETER,17 LONG)(0.137)
MSRP: $4.16
$2.64
1
Add To Cart

12668731
PIN, Engine Camshaft & Valve Rocker Cover, PIN,CAMSHAFT HOUSING COVER LOCATING(6MM DIAMETER)(PINION-6 OUTSIDE DIAMETER,17 LONG)(0.137)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $4.16
$2.64
1
Add To Cart

PISTON, Engine Piston
12687103
PISTON, ENGINE(INCLUDES 2,3,6)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
Require Quantity:
04
Package Quantity:
1
Replaced By:
12705841
MSRP: $47.59
$30.25
1
Add To Cart
55510938
PISTON, ENGINE(INCLUDES 1,3,4)
- Fitting Vehicle Options:
  CK1(43-53)(LM2,MQB)
- Require Quantity:
  06
- Package Quantity:
  1
MSRP: $125.78
$79.96
1
Add To Cart

12687452
SPROCKET, Engine Crankshaft/Timing, SPROCKET,CRANKSHAFT
MSRP: $107.12
$68.08
1
Add To Cart

ROD, Engine Piston
12692942
ROD, CONNECT(INCLUDES 7,9,10)
Fitting Vehicle Options:
CK1(03-43-53)(L3B,MQE)
Require Quantity:
04
Package Quantity:
1
MSRP: $74.38
$47.26
1
Add To Cart
55490506
ROD, CONNECT(INCLUDES 8,9)
- Fitting Vehicle Options:
  CK1(43-53)(LM2,MQB)
- Require Quantity:
  06
- Package Quantity:
  1
- Replaced By:
  24000372
MSRP: $69.65
$44.27
1
Add To Cart

RING KIT, Engine Piston
12693554
RING KIT, PISTON
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
Require Quantity:
04
Package Quantity:
1
MSRP: $18.38
$11.67
1
Add To Cart
55500618
RING KIT, PISTON(PART OF 5)
- Fitting Vehicle Options:
  CK1(43-53)(LM2,MQB)
- Require Quantity:
  06
- Package Quantity:
  1
MSRP: $55.96
$35.57
1
Add To Cart

12693566
BEARING KIT, Engine Connecting Rod, BEARING KIT,CONNECT ROD
MSRP: $50.50
$28.15
1
Add To Cart

12693989
SEAL, Engine Front Cover & Crankshaft Seal, SEAL,CRANKSHAFT FRONT (O RING)
MSRP: $1.91
$1.16
1
Add To Cart

RETAINER, Engine Piston Pin
1647383
RETAINER, PISTON PINION(*KIT2)
Fitting Vehicle Options:
CK1(03-43-53)(L3B)
Require Quantity:
04
Package Quantity:
1
MSRP: $8.90
$5.65
1
Add To Cart
55510939
RETAINER, PISTON PINION(PART OF 5)
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Require Quantity:
  06
- Package Quantity:
  1
MSRP: $3.86
$2.45
1
Add To Cart
55510939
RETAINER, PISTON PINION
- Fitting Vehicle Options:
  CK1(43-53)(LM2)
- Require Quantity:
  06
- Package Quantity:
  1
MSRP: $3.86
$2.45
1
Add To Cart

BEARING, Engine Connecting Rod
55490517
BEARING, CONNECT ROD UPPER
Require Quantity:
06
Package Quantity:
1
MSRP: $11.71
$7.44
1
Add To Cart
55490523
BEARING, CONNECT ROD LOWER
- Require Quantity:
  06
- Package Quantity:
  1
MSRP: $4.08
$2.60
1
Add To Cart

55512109
PULLEY, Engine Crankshaft And Camshaft Balancer, PULLEY,CRANKSHAFT
MSRP: $135.14
$85.91
1
Add To Cart

90351710
PIN, Starter Motor, PIN,STARTER LOCATING(CYL HEAD LOCATING)(18.5MM OUTSIDE DIAMETER)(0.293)
- Require Quantity:
  02
- Package Quantity:
  1
MSRP: $7.38
$4.68
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2021 GMC Sierra 1500 4WD parts. Parts like Engine Assembly-Cylinder Block & Internal Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.7L, 6 Cyl 3.0L Diesel, 6 Cyl 4.3L, 8 Cyl 5.3L, 8 Cyl 6.2L, 8 Cyl5.3L. Model Code: CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON.