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Knock sensor BMW E21

Knock sensor for BMW 3 Saloon (E21) – top quality at low prices
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Buy Engine knock sensor BMW 3 Saloon (E21)

Engine knock sensor for BMW E21 — save more with exclusive deals

Engine knock sensor: parts for the most common versions of the BMW 3 Saloon (E21)

BMW E21 315
BMW 3 Series E21 316:
BMW E21 318
BMW 3 Series E21 318i:
BMW E21 320
BMW 3 Series E21 320i:
BMW E21 320/6
BMW 3 Series E21 323:
Find the best offers on

Most popular products: Knock sensor the BMW 3 Saloon (E21) buy online to reduce replacement cost

Top-selling parts for the BMW 3 Saloon in the category Knock sensor. Choose a high-quality part from the Engine knock sensor section for your BMW E21 3 Saloon

-19%
RIDEX 3921K0009 genuine BMW E21 knock sensor cost
Reviews - 1
Parts Details
  • Number of connectors: 2
  • Rated Voltage [V]: 12
  • Colour: black
  • RIDEX: Knock Sensor
  • Item number: 3921K0009
  • Our price: 25,82 €
  • Condition: New
Details
RIDEX 3921K0009 Knock Sensor
Article number: 3921K0009
compared to RRP 31,90 €

25,82 €
Price per item
price incl. 19% VAT, excl. delivery costs
-40%
BOSCH 0 261 231 072 genuine BMW E21 knock sensor cost
Reviews - 2
Parts Details
  • BOSCH: Knock Sensor
  • Item number: 0 261 231 072
  • Our price: 46,15 €
  • Condition: New
Details
BOSCH KS-1-K Knock Sensor
Article number: 0 261 231 072
compared to RRP 77,23 €

46,15 €
price incl. 19% VAT, excl. delivery costs
-20%
BOSCH 0 261 231 074 genuine BMW E21 knock sensor cost
Parts Details
  • BOSCH: Knock Sensor
  • Item number: 0 261 231 074
  • Our price: 65,91 €
  • Condition: New
Details
BOSCH KS-1-K Knock Sensor
Article number: 0 261 231 074
compared to RRP 83,30 €

65,91 €
price incl. 19% VAT, excl. delivery costs
-37%
BOSCH 0 261 231 200 genuine BMW E21 knock sensor cost
Reviews - 2
Parts Details
  • BOSCH: Knock Sensor
  • Item number: 0 261 231 200
  • Our price: 99,26 €
  • Condition: New
Details
BOSCH KS-2 Knock Sensor
Article number: 0 261 231 200
compared to RRP 159,46 €

99,26 €
price incl. 19% VAT, excl. delivery costs
-52%
ERA 550675A 1980 BMW E21 knock sensor price
Parts Details
  • Cable Length [mm]: 280
  • Number of pins: 3
  • ERA: Knock Sensor
  • Item number: 550675A
  • Our price: 22,97 €
  • Condition: New
Details
ERA 550675A Knock Sensor
Article number: 550675A
compared to RRP 48,20 €

22,97 €
price incl. 19% VAT, excl. delivery costs
NTY ESS-BM-001 1979 BMW E21 knock sensor price
Reviews - 1
Parts Details
  • Number of pins: 4
  • Fabrication Number: ESS-BM-001
  • NTY: Knock Sensor
  • Item number: ESS-BM-001
  • Our price: 61,44 €
  • Condition: New
Details
NTY ESS-BM-001 Knock Sensor
Article number: ESS-BM-001
61,44 €
price incl. 19% VAT, excl. delivery costs
-38%
FEBI BILSTEIN 108132 1978 BMW E21 knock sensor price
Parts Details
  • Number of connectors: 4
  • Cable Length [mm]: 535, 435
  • Weight [kg]: 0,086
  • FEBI BILSTEIN: Knock Sensor
  • Item number: 108132
  • Our price: 61,39 €
  • Condition: New
Details
FEBI BILSTEIN 108132 Knock Sensor
Article number: 108132
compared to RRP 99,95 €

61,39 €
price incl. 19% VAT, excl. delivery costs
-36%
BOSCH 0 261 231 224 1977 BMW E21 knock sensor price
Parts Details
  • BOSCH: Knock Sensor
  • Item number: 0 261 231 224
  • Our price: 20,37 €
  • Condition: New
Details
BOSCH KS-4-S Knock Sensor
Article number: 0 261 231 224
compared to RRP 32,25 €

20,37 €
price incl. 19% VAT, excl. delivery costs
-34%
VEMO V20-72-3001 BMW E21 engine knock sensor
Reviews - 1
Parts Details
  • Tightening Torque [Nm]: 20
  • Cable Length [mm]: 310, 215
  • Plug Type: Round Plug
  • Connector Shape: round
  • Number of sensors: 2
  • Weight [kg]: 0,135
  • Supplementary Info: Original VEMO Quality
  • Packaging width [cm]: 4,9
  • Packaging height [cm]: 9,2
  • Packaging Depth [cm]: 9
  • VEMO: Knock Sensor
  • Item number: V20-72-3001
  • Our price: 77,61 €
  • Condition: New
Details
VEMO V20-72-3001 Knock Sensor Original VEMO Quality
Article number: V20-72-3001
compared to RRP 118,94 €

77,61 €
price incl. 19% VAT, excl. delivery costs
FAE 60213 BMW E21 knock sensor
Parts Details
  • Number of pins: 4
  • Housing Colour: black
  • FAE: Knock Sensor
  • Item number: 60213
  • Our price: 75,41 €
  • Condition: New
Details
FAE 60213 Knock Sensor
Article number: 60213
75,41 €
price incl. 19% VAT, excl. delivery costs
NTY ESS-BM-002 BMW E21 engine knock sensor
Parts Details
  • Number of pins: 2
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Fabrication Number: ESS-BM-002
  • NTY: Knock Sensor
  • Item number: ESS-BM-002
  • Our price: 15,72 €
  • Condition: New
Details
NTY ESS-BM-002 Knock Sensor without cable
Article number: ESS-BM-002
15,72 €
price incl. 19% VAT, excl. delivery costs
-47%
STARK SKKS-0400047 BMW E21 knock sensor
Parts Details
  • Tightening Torque [Nm]: 20
  • Cable Length [mm]: 310, 215
  • Plug Type: Round Plug
  • Connector Shape: round
  • Number of sensors: 2
  • Weight [kg]: 0,135
  • Colour: black
  • Number of pins: 4
  • Packaging Depth [cm]: 9
  • STARK: Knock Sensor
  • Item number: SKKS-0400047
  • Our price: 46,12 €
  • Condition: New
Details
STARK SKKS-0400047 Knock Sensor
Article number: SKKS-0400047
compared to RRP 87,30 €

46,12 €
Price per item
price incl. 19% VAT, excl. delivery costs
-57%
DELPHI AS10251 1982 BMW E21 engine knock sensor prices
Parts Details
  • Number of pins: 2
  • DELPHI: Knock Sensor
  • Item number: AS10251
  • Our price: 29,50 €
  • Condition: New
Details
DELPHI AS10251 Knock Sensor
Article number: AS10251
compared to RRP 69,53 €

29,50 €
price incl. 19% VAT, excl. delivery costs
-55%
VEMO V20-72-3000 1981 BMW E21 knock sensor prices
Parts Details
  • Cable Length [mm]: 300, 205
  • Number of connectors: 4
  • Plug Type: Round Plug
  • Connector Shape: round
  • Number of sensors: 2
  • Weight [kg]: 0,108
  • Product line: Original Quality
  • Packaging width [cm]: 4,9
  • Packaging height [cm]: 9,2
  • Packaging Depth [cm]: 9
  • VEMO: Knock Sensor
  • Item number: V20-72-3000
  • Our price: 61,95 €
  • Condition: New
Details
VEMO V20-72-3000 Knock Sensor
Article number: V20-72-3000
compared to RRP 137,71 €

61,95 €
price incl. 19% VAT, excl. delivery costs
Alfa e-Parts AF02976 1980 BMW E21 engine knock sensor prices
Parts Details
  • Temperature range from [°C]: -40
  • Temperature range to [°C]: 125
  • Length [mm]: 18
  • Socket colour: black
  • Colour: black
  • Number of pins: 2
  • Alfa e-Parts: Knock Sensor
  • Item number: AF02976
  • Our price: 17,25 €
  • Condition: New
Details
Alfa e-Parts AF02976 Knock Sensor
Article number: AF02976
17,25 €
price incl. 19% VAT, excl. delivery costs
-54%
DELPHI AS10238 1979 BMW E21 knock sensor prices
Reviews - 2
Parts Details
  • Cable Length [mm]: 515
  • Number of pins: 4
  • DELPHI: Knock Sensor
  • Item number: AS10238
  • Our price: 57,83 €
  • Condition: New
Details
DELPHI AS10238 Knock Sensor
Article number: AS10238
compared to RRP 126,39 €

57,83 €
price incl. 19% VAT, excl. delivery costs
-35%
QUINTON HAZELL XKS89 1978 BMW 3 Saloon (E21) engine knock sensor prices
Parts Details
  • Supplementary Article / Supplementary Info Info 2: with cable
  • Cable Length [mm]: 88
  • Number of pins: 4
  • Weight [kg]: 0,1
  • QUINTON HAZELL: Knock Sensor
  • Item number: XKS89
  • Our price: 81,97 €
  • Condition: New
Details
QUINTON HAZELL XKS89 Knock Sensor with cable
Article number: XKS89
compared to RRP 126,14 €

81,97 €
price incl. 19% VAT, excl. delivery costs
EPS 1.957.132 1977 BMW E21 knock sensor prices
Reviews - 1
Parts Details
  • Length [mm]: 225
  • Cable Length [mm]: 315
  • Specification: 23
  • Supplementary Info: Made in Italy - OE Equivalent
  • EPS: Knock Sensor
  • Item number: 1.957.132
  • Our price: 88,86 €
  • Condition: New
Details
EPS FACET 9.3132 Knock Sensor Made in Italy - OE Equivalent
Article number: 1.957.132
88,86 €
price incl. 19% VAT, excl. delivery costs
FAE 60223 1976 BMW 3 Saloon (E21) engine knock sensor prices
Parts Details
  • Number of pins: 4
  • FAE: Knock Sensor
  • Item number: 60223
  • Our price: 52,54 €
  • Condition: New
Details
FAE 60223 Knock Sensor
Article number: 60223
52,54 €
price incl. 19% VAT, excl. delivery costs
-36%
VDO A2C59506395 1975 BMW E21 knock sensor prices
Parts Details
  • Colour: black
  • Number of pins: 2
  • VDO: Knock Sensor
  • Item number: A2C59506395
  • Our price: 29,09 €
  • Condition: New
Details
VDO A2C59506395 Knock Sensor
Article number: A2C59506395
compared to RRP 45,82 €

29,09 €
price incl. 19% VAT, excl. delivery costs
Safe Order 200 days for BMW E21 Knock sensor
Safe Order 200 days
Safe Order 200 days

Confidence in online shopping! You can return BMW E21 knock sensor without explanation within 200 days after purchase and get your money back. How? Just use the Safe Order service on the checkout page. The service cost is only 2,99 €.

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