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  4. Tensioner and Idler Pulley
  5. 531 0711 20
531 0711 20
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531 0711 20

Article number: S531 0711 20 FOCUSON ENGINE's product is cross-referenced with this one.

The belt tensioner pulley helps maintain proper tension in the engine's belts, ensuring they operate smoothly and effectively, reducing wear and improving performance.

Tailored for wholesale and OEM needs, our 531 0711 20 support OE number cross-reference. Please consult our sales team for MOQ and procurement details.

  • Designed to meet international certifications such as ISO, CE, and DOT, ensuring compatibility and safety across global markets.

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  • Details
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Details

Width [mm]

29

Outer diameter [mm]

56

OEM Numbers

  • 438 6575
  • 4386575

  • 438 6575
  • 4386575

Vehicle Fitment

Make Model Type Engine Code Capacity Fuel Type Year Power
FIAT RITMO (138_) 1.1 138 B.000,138 B1.000,138 C1.000 1116 CCM / 1.1 L Petrol 1982-10-01
1987-12-01
40 KW / 55 PS
FIAT RITMO (138_) 1.1 146 A4.048 1116 CCM / 1.1 L Petrol 1985-04-01
1987-12-01
43 KW / 58 PS
FIAT RITMO (138_) 1.3 149 A3.000,138 A1.000,149 A7.000 1301 CCM / 1.3 L Petrol 1978-01-01
1985-08-01
48 KW / 65 PS
FIAT RITMO (138_) 1.3 138 B2.000 1301 CCM / 1.3 L Petrol 1983-01-01
1985-04-01
50 KW / 68 PS
FIAT RITMO (138_) 1.5 138 B3.000 1498 CCM / 1.5 L Petrol 1983-01-01
1987-12-01
60 KW / 82 PS
FIAT RITMO (138_) 1.5 138 A4.000 1498 CCM / 1.5 L Petrol 1981-01-01
1987-05-01
63 KW / 85 PS
FIAT REGATA (138_) 70 1.3 149 A3.000,149 A7.000 1301 CCM / 1.3 L Petrol 1983-09-01
1989-07-01
48 KW / 65 PS
FIAT REGATA (138_) 85 1.5 149 A5.000 1498 CCM / 1.5 L Petrol 1985-05-01
1987-12-01
58 KW / 79 PS
FIAT REGATA (138_) 85 Super 1.5 138 B3.000 1498 CCM / 1.5 L Petrol 1983-09-01
1985-04-01
60 KW / 82 PS
FIAT REGATA (138_) 90 i.e. 1.6 149 C2.000 1595 CCM / 1.6 L Petrol 1987-01-01
1989-07-01
66 KW / 90 PS
FIAT REGATA (138_) 100 Super 1.6 149 A2.000,149 A4.000 1585 CCM / 1.6 L Petrol 1983-10-01
1990-12-01
74 KW / 101 PS
FIAT REGATA Weekend (138_) 75 1.5 138 C2.048,149 C1.000,138 B3.048,138 C3.048 1498 CCM / 1.5 L Petrol 1984-09-01
1989-07-01
55 KW / 75 PS
FIAT REGATA Weekend (138_) 90 i.e. 1.6 149 C2.000 1595 CCM / 1.6 L Petrol 1987-01-01
1989-07-01
66 KW / 90 PS
FIAT 131 (131_) 1.6 131 C2.000 1585 CCM / 1.6 L Petrol 1976-11-01
1984-12-01
63 KW / 85 PS
FIAT 131 Familiare/Panorama (131_) 1.6 131 C2.000 1585 CCM / 1.6 L Petrol 1980-11-01
1984-12-01
63 KW / 85 PS
FIAT X 1/9 (128_) 1.5 (128AS1_) 138 A4.000,138 AS.000 1498 CCM / 1.5 L Petrol 1978-11-01
1989-12-01
63 KW / 85 PS
FIAT UNO (146_) 55 1.1 138 B.000 1116 CCM / 1.1 L Petrol 1983-01-01
1989-08-01
40 KW / 54 PS
FIAT UNO (146_) 60 1.1 (146A.EG) 146 A4.048 1116 CCM / 1.1 L Petrol 1985-05-01
1989-08-01
43 KW / 58 PS
FIAT UNO (146_) 70 1.3 149 A7.000 1302 CCM / 1.3 L Petrol 1985-05-01
1989-08-01
48 KW / 65 PS
FIAT UNO (146_) 70 1.3 138 B2.000 1302 CCM / 1.3 L Petrol 1983-01-01
1985-04-01
50 KW / 68 PS
LANCIA PRISMA (831_) 1.5 (831AB) 831 A1.000 1498 CCM / 1.5 L Petrol 1983-01-01
1986-04-01
63 KW / 86 PS
LANCIA PRISMA (831_) 1.6 (831AB) 831 A4.000 1585 CCM / 1.6 L Petrol 1983-01-01
1986-04-01
77 KW / 105 PS
LANCIA DELTA I (831_) 1.5 (831AB.025) 831 A1.000,831 B1.000 1498 CCM / 1.5 L Petrol 1979-09-01
1992-12-01
63 KW / 86 PS
FIAT RITMO Convertible (138_) 85 1.5 138 A4.000 1498 CCM / 1.5 L Petrol 1980-01-01
1989-07-01
63 KW / 86 PS
FIAT RITMO Convertible (138_) 85 1.5 138 B3.000 1498 CCM / 1.5 L Petrol 1983-03-01
1986-12-01
60 KW / 82 PS
FIAT ARGENTA (132_) 1600 132 D.000 1585 CCM / 1.6 L Petrol 1981-04-01
1985-12-01
72 KW / 98 PS
FIAT REGATA (138_) 75 1.5 138 C2.048,149 C1.000,138 B3.048,138 C3.048 1498 CCM / 1.5 L Petrol 1983-12-01
1989-07-01
55 KW / 75 PS
FIAT REGATA Weekend (138_) 100 1.6 (RF) 149 A4.000,149 C3.000 1585 CCM / 1.6 L Petrol 1984-09-01
1990-12-01
74 KW / 101 PS
FIAT REGATA (138_) 85 1.6 149 A.000 1585 CCM / 1.6 L Petrol 1983-10-01
1990-06-01
60 KW / 82 PS
FIAT RITMO (138_) 1.5 149 A5.000 1498 CCM / 1.5 L Petrol 1985-08-01
1987-05-01
58 KW / 79 PS
FIAT RITMO Convertible (138_) 100 1.6 138 AR.048 1585 CCM / 1.6 L Petrol 1985-10-01
1987-12-01
74 KW / 100 PS
FIAT RITMO (138_) 1.5 138 A2.000,138 C2.048,149 C1.000,138 C3.048 1498 CCM / 1.5 L Petrol 1978-01-01
1988-12-01
55 KW / 75 PS
LANCIA PRISMA (831_) 1.5 (831AB) 831 B1.048,138 C2.048 1498 CCM / 1.5 L Petrol 1985-09-01
1992-02-01
55 KW / 75 PS
LANCIA PRISMA (831_) 1.5 (831AB) 831 B1.000 1498 CCM / 1.5 L Petrol 1986-05-01
1989-07-01
59 KW / 80 PS
FIAT REGATA Weekend (138_) 70 1.3 138 B2.000 1301 CCM / 1.3 L Petrol 1984-01-01
1989-07-01
50 KW / 68 PS
LANCIA PRISMA (831_) 1.3 (831AB) 831 A2.000 1301 CCM / 1.3 L Petrol 1983-01-01
1989-12-01
58 KW / 79 PS
FIAT ARGENTA (132_) 1600 i.e 132 D.000 1585 CCM / 1.6 L Petrol 1981-04-01
1985-12-01
66 KW / 90 PS
FIAT REGATA (138_) 70 1.3 138 B2.000 1301 CCM / 1.3 L Petrol 1983-09-01
1986-07-01
50 KW / 68 PS
FIAT RITMO (138_) 1.6 138 AR.000 1585 CCM / 1.6 L Petrol 1985-12-01
1987-12-01
66 KW / 90 PS
FIAT RITMO Convertible (138_) 50 1.3 138 B2.000 1302 CCM / 1.3 L Petrol 1985-10-01
1987-12-01
50 KW / 68 PS

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531 0711 20

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Overview

Car models FIAT RITMO (138_); FIAT REGATA (138_); FIAT REGATA Weekend (138_); FIAT 131 (131_); FIAT 131 Familiare/Panorama (131_); FIAT X 1/9 (128_); FIAT UNO (146_); LANCIA PRISMA (831_); LANCIA DELTA I (831_); FIAT RITMO Convertible (138_); FIAT ARGENTA (132_)
Engines 138 B.000,138 B1.000,138 C1.000; 146 A4.048; 149 A3.000,138 A1.000,149 A7.000; 138 B2.000; 138 B3.000; 138 A4.000; 149 A3.000,149 A7.000; 149 A5.000; 149 C2.000; 149 A2.000,149 A4.000; 138 C2.048,149 C1.000,138 B3.048,138 C3.048; 131 C2.000; 138 A4.000,138 AS.000; 138 B.000; 149 A7.000; 831 A1.000; 831 A4.000; 831 A1.000,831 B1.000; 132 D.000; 149 A4.000,149 C3.000; 149 A.000; 138 AR.048; 138 A2.000,138 C2.048,149 C1.000,138 C3.048; 831 B1.048,138 C2.048; 831 B1.000; 831 A2.000; 138 AR.000
Engine power (horsepower) 54-105 HP
Power (kilowatts) 40-77 KW
Year of manufacture 1976-1992

FAQs

It maintains the correct tension on the serpentine belt, ensuring proper alignment and preventing belt slippage.

Symptoms include belt chirping noises, misalignment issues, and excessive wear on the belt.

It can lead to reduced engine efficiency, overheating, and potential failure of driven components.

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