• DIM 1:21mm Belt x 56mm Rib OD x 17mm Bore, M16 Threads
• DIM 2:14.5mm from hub to center of 1st groove
• DIM A (MM):17
• DIM B (MM):55.87
• DIM C (MM):41
• DIM D (MM):14.55
• FEATURE 1:100% New 
  
• GROOVES:6
• SPECS FOR:Bosch IR/IF Alternators
• SPECS:6-Groove Clutch Pulley
• TYPE:OAP

• Pulley

• SC6

• 56

• 40.7

• 14.5

• Audi, Volkswagen 038-903-119, 038-903-165, 038-903-165A, Bosch 1 126 601 559, 1 126 601 564, 1 127 011 844, 1 127 011 845, 1126601559, 1127011844, F 00M 991 388, F00M991388, INA Bearing Co 535 0010 10, F-226804, F-226804.04, F-226804.05, F-226804.06, F-226804.07, F-226804.08, F-226804.09, F-226804.4, F-226804.5, F-226804.7, F-226804.8, F-226804.9, Letrika (Iskra) 16.907.299, Seat 038903119, Skoda 038-903-119, Valeo 588024

• 24-91107-1

• Volkswagen (1996-1998)

• 17

• M16

• 13622, 13831, 13832, 21391, 22707, 22892, 23770

• Audi, Volkswagen 028-903-025S, 028-903-028S, 028-903-028T, 028903026C, 028903028Q, 038-903-023G, 038-903-023GX, 038-903-023H, 038-903-023J, 038-903-023J, 071-903-023, 071-903-023A, 6K0-903-028, 6K0-903-028X; Bosch 0 123 310 034, 0 123 310 035, 0 123 310 039, 0 123 310 049, 0 123 320 031, 0 123 320 032, 0 123 320 037, 0 123 320 059, 0 123 505 011, 0 123 505 018, 0 123 510 046, 0 123 510 047, 0 123 510 099, 0 123 515 021, 0 123 525 001; Ford 95VW-10300-ABA, 98VW-10300-AA, 98VW-10300-BA; Ford Engineering 98VW-AA, 98VW-BA; Letrika (Iskra) Tech. AAK5349, AAK5705; Letrika Old IA 1061; Magneton 9-517-161, 9-517-181, 9-517-182, 9-517-183, 9-517-183, 9-517-413, 9-517-463, 9-517-483, 9-517-483; Marelli 944390395200, 944390395200

Vehicle Application

Volkswagen Car

Beetle L4 1.9L 1896cc 116cid Diesel 1998
Jetta L4 1.9L 1896cc 116cid AHU 1997-1999

Audi - Europe Car

A3 1900 1996-1998
A3 (8L1) Eng.AHF, ASV 1.9 TDI 81kw "AHF, ASV" 1997-1998

Seat - Europe Car

Alhambra 1800, Turbo, AJH 1998-1999
ALHAMBRA (7V8, 7V9) Eng.AJH, AWC 1.8 T 20V 110kw AJH, AWC 1997-2010
Cordoba 1900, AFN AHU 1997-2001
Ibiza II 1900, AFN AHU 1996-1999
Toledo I 1900, AFN AHU 1996-1999

Seat LCV - Europe Van

Inca 1900 1999-2003

Skoda - Europe Car

Octavia 1900 1998-2000

Volkswagen - China Car

Bora 1.8, Turbo, Gas (BTH) 2005

Volkswagen - Europe Car

Golf IV 1900 1997-1998
Golf IV 1900, AGP 1997-1998
Golf IV AGZ, 2.3 1997-2000
GOLF IV (1J1) Eng.AGP, AQM 1.9 SDI 50kw "AGP, AQM" 1997-2005
GOLF IV (1J1) Eng.AGP, AQM 1.9 SDI 50kw AGP; AQM 1997-2005
GOLF IV (1J1) Eng.AGR 1.9 TDI 4motion 66kw AGR 1998-2002
GOLF IV (1J1) Eng.AGR, ALH 1.9 TDI 66kw "AGR, ALH" 1997-2004
GOLF IV (1J1) Eng.AGR, ALH 1.9 TDI 66kw AGR; ALH 1997-2004
GOLF IV (1J1) Eng.AHF, ASV 1.9 TDI 81kw "AHF, ASV" 1997-2004
GOLF IV (1J1) Eng.AHF, ASV 1.9 TDI 81kw AHF; ASV 1997-2004
GOLF IV Variant (1J5) Eng.AGP, AQM 1.9 SDI 50kw AGP; AQM 1999-2006
GOLF IV Variant (1J5) Eng.AGR 1.9 TDI 4motion 66kw AGR 1999-2002
GOLF IV Variant (1J5) Eng.AGR, ALH 1.9 TDI 66kw AGR; ALH 1999-2006
GOLF IV Variant (1J5) Eng.AHF, ASV 1.9 TDI 81kw AHF; ASV 1999-2001
Passat Mk2 1900, AFN 1996-1997
Polo 1900, AFN AHU ALE 1998-1999
Sharan 1800, 20V Turbo, AJH 1997-1999
SHARAN (7M8, 7M9, 7M6) Eng.AJH, AWC 1.8 T 20V 110kw "AJH, AWC" 1997-2000
SHARAN (7M8, 7M9, 7M6) Eng.AJH, AWC 1.8 T 20V 110kw AJH; AWC 1997-2000

Volkswagen LCV - Europe Truck

Caddy 1900, 1Z AHU ALE 1996-2000
Caddy 1900, AEY 1996-2000

Features & Benefits

• Precision aftermarket replacement part

• Designed to match original fit, function, and performance

• Helps reduce belt vibration and accessory drive noise

• Supports smooth alternator operation during engine acceleration and deceleration

• Manufactured for dependable long-term operation

• Ideal for alternator rebuilding and repair

• Cross-referenced to OEM and aftermarket part numbers

What Does an Alternator Clutch Pulley Do?

An alternator clutch pulley, also known as an overrunning alternator pulley (OAP) or overrunning alternator decoupler (OAD), allows the alternator rotor to continue spinning independently during engine deceleration. This helps reduce belt vibration, minimizes stress on the serpentine belt drive system, and improves overall accessory drive performance.

A properly functioning clutch pulley helps reduce belt noise, improves belt tensioner stability, and protects the alternator and related drive components from excessive shock loads. Replacing a worn or seized clutch pulley is an important step in restoring proper belt system operation and extending the service life of the alternator.

Common Signs Replacement Is Needed

Replace the alternator clutch pulley if you notice:

• Chirping or squealing belt noise

• Excessive belt vibration

• Failing or bouncing belt tensioner

• Seized or locked pulley

• Free-spinning pulley in both directions

• Rough or noisy pulley bearing

• Premature serpentine belt wear

• Clutch pulley failure discovered during alternator rebuilding

Installation Recommendations

Installation should be performed by a qualified technician or experienced alternator rebuilder. Always use the correct clutch pulley removal and installation tools designed for your alternator application. Inspect the alternator shaft, threads, front bearing, belt tensioner, serpentine belt, and accessory drive components for signs of wear or damage before installation.

Verify the replacement pulley matches the original pulley design, rotation, thread specifications, and overall dimensions. After installation, ensure the pulley operates smoothly and verify proper belt alignment and tension before returning the alternator to service.

While You're Rebuilding

Inspect other common wear components to help maximize charging system reliability:

• Bearings

• Brushes

• Brush Holder

• Slip Rings

• Voltage Regulator

• Rectifier

• Rotor

• Stator

• Insulators

Why Buy From RC Auto Electric?

RC Auto Electric specializes in alternator and starter rebuilding components for professional rebuilders, repair shops, automotive technicians, and DIY enthusiasts. Our extensive catalog includes thousands of OEM and aftermarket electrical components backed by accurate cross-reference information to help simplify part identification and reduce ordering mistakes.

Disclaimer

Compatibility information is provided as a reference only. Manufacturing revisions, production changes, and previous rebuilding modifications may affect internal alternator components. Always compare the original part, pulley style, thread specifications, dimensions, cross-reference numbers, and product photographs before installation. If you are unsure about compatibility, contact RC Auto Electric before ordering.