Generator Belt Idler Pulley 1660431020 for Toyota Lexus
1660431020 - Engine parts
Price Details
Dealer Price ≠ Your Price
Official dealer price is only a benchmark. Your LongTop quote may be 40-50% lower.
| Brand | Manufacturer | Cost (Excl. Tax, USD) | Cost (Incl. Tax, USD) | Sales (Excl. Tax, USD) | Sales (Incl. Tax, USD) | Longtop Supply Quote |
|---|---|---|---|---|---|---|
| FAW Toyota | Toyota | - | - | $40.10 | $45.31 | Check Better Price |
| GAC Toyota | Toyota | $29.27 | $33.07 | $40.10 | $45.31 | Check Better Price |
| Imported Toyota | Toyota | - | - | $38.93 | $43.99 | Check Better Price |
| Lexus | Lexus | $29.25 | $33.05 | $38.93 | $43.99 | Check Better Price |
Compatible Models
Vehicle models currently mapped to this OE part.
| # | Brand | Model |
|---|---|---|
| 1 | Lexus | LEXUS ES2##/350/300H - 201206 - 201806 - ASV6#,AVV60,GSV60 |
| 2 | Lexus | LEXUS ES240/350 - 200605 - 201206 - ACV40,GSV40 |
| 3 | Lexus | LEXUS GX400/460 - 200911 - GRJ158,URJ150 |
| 4 | Lexus | LEXUS LM350/LM300H - 202001 - AYH36,GGH31 |
| 5 | Lexus | LEXUS RX270/350/450H - 200812 - 201509 - AGL10,GGL15,GYL1 |
| 6 | Lexus | LEXUS RX300/330/350 - 200302 - 200812 - MCU3#,GSU35 |
| 7 | Lexus | LEXUS RX270/350/450H - 200812 - 201509 - AGL10,GGL1#,GYL1 |
| 8 | Lexus | LEXUS ES350 (NAP) - 201510 - 201807 - GSV60 |
| 9 | Lexus | LEXUS ES350 - 200603 - 201206 - GSV40 |
| 10 | Lexus | LEXUS ES350/300H(JPP - 201206 - 201806 - AVV60,GSV60 |
| 11 | Lexus | LEXUS RX330/350(JPP) - 200302 - 200812 - MCU3#,GSU3 |
| 12 | Lexus | LEXUS RX330/350(NAP) - 200309 - 200901 - MCU3#,GSU3 |
| 13 | Lexus | LEXUS RX350/450H(JPP - 200812 - 201509 - GGL1#,GYL1 |
| 14 | Lexus | LEXUS RX350/450H(NAP - 200901 - 201510 - GGL1#,GYL1 |
| 15 | Toyota | 4RUNNER - 200211 - 200908 - GRN21#,KZN215 |
| 16 | Toyota | 4RUNNER - 200908 - GRN28 |
| 17 | Toyota | ALPHARD/VELLFIRE/HV - 200804 - 201501 - ANH20,ATH20,GGH20 |
| 18 | Toyota | ALPHARD/VELLFIRE/HV - 201501 - AGH30,AYH30,GGH30 |
| 19 | Toyota | ALPHARD/VELLFIRE/HYBRID - 201501 - AGH30,AYH30,GGH30 |
| 20 | Toyota | COASTER (CHINA) - 201301 - GRB53,TRB53,XZB53 |
| 21 | Toyota | FJ CRUISER - 200707 - GSJ15 |
| 22 | Toyota | FJ CRUISER - 200707 - 202212 - GSJ15 |
| 23 | Toyota | FORTUNER (SUV) - 202108 - GGN155,GUN15#,16#,LAN155,TGN156,16 |
| 24 | Toyota | FORTUNER (SUV) - 202208 - GGN155,GUN15#,16#,LAN155,TGN156,166 |
| 25 | Toyota | FORTUNER (SUV) - 202308 - GGN155,GUN15#,16#,TGN156,TGN166 |
| 26 | Toyota | FORTUNER - 200501 - 201204 - GGN50,60,KUN5#,6#,LAN50,TGN51,61 |
| 27 | Toyota | FORTUNER - 201107 - 202110 - GGN50,60,KUN5#,6#,LAN50,TGN51,61 |
| 28 | Toyota | FORTUNER - 201507 - 202104 - GGN155,165,GUN15#,16#,KUN156,165,LAN155,TGN156,16 |
| 29 | Toyota | FORTUNER - 202006 - 202205 - GGN155,GUN1##,LAN155,TGN1 |
| 30 | Toyota | HILUX (DOUBLE CAB) - 202108 - GGN125,GUN12#,13#,LAN125,TGN12#,13 |
| 31 | Toyota | HILUX (DOUBLE CAB) - 202208 - GGN125,GUN12#,13#,LAN125,TGN12#,136 |
| 32 | Toyota | HILUX (DOUBLE CAB) - 202308 - GG125,GUN12#,13#,TGN12#,136 |
| 33 | Toyota | HILUX (DOUBLE CAB) - 202308 - GGN125,GUN12#,13#,LAN125,TGN12#,136 |
| 34 | Toyota | HILUX (DOUBLE CAB) - 202308 - GGN125,GUN12#,13#,TGN12#,136 |
| 35 | Toyota | AVALON - 200501 - 201210 - GSX30 |
| 36 | Toyota | AVALON - 201210 - 201804 - GSX40 |
| 37 | Toyota | LAND CRUISER(CHINA) - 200712 - 201612 - GRJ200,URJ202,UZJ200 |
| 38 | Toyota | LAND CRUISER - 200701 - FZJ7#,GDJ7#,GDJL7#,GRJ7#,HZJ7#,VDJ7#,VDJL7 |
| 39 | Toyota | LAND CRUISER - 200701 - GDJ7#,GDJL7#,FZJ7#,GRJ7#,HZJ7#,VDJ7#,VDJL7 |
| 40 | Toyota | LAND CRUISER - 200709 - GRJ200,URJ20#,UZJ200,VDJ200 |
| 41 | Toyota | LAND CRUISER - 202104 - FJA300,GRJ300,VJA300,VJH300 |
| 42 | Toyota | LAND CRUISER - 202104 - FJA300,GRJ300,VJA300 |
| 43 | Toyota | CAMRY/HYBRID (ASIA) - 200605 - 201207 - ACV4#,AHV40,GSV40 |
| 44 | Toyota | CAMRY/AURION/HV(ARL) - 200606 - 201110 - ACV40,AHV40,GSV40 |
| 45 | Toyota | CAMRY/AURION/HV(ARL) - 201110 - 201710 - ASV50,AVV50,GSV50 |
| 46 | Toyota | SIENNA - 201109 - 202009 - ASL30,GSL3 |
| 47 | Toyota | LAND CRUISER PRADO - 200209 - 201003 - GRJ12#,KDJ120,KZJ120,LJ12#,RZJ12#,TRJ12 |
| 48 | Toyota | LAND CRUISER PRADO - 200908 - 201708 - GDJ150,GRJ150,KDJ150,LJ150,TRJ15 |
| 49 | Toyota | LAND CRUISER PRADO - 201005 - 202006 - GRJ150L-GKA*KC,GRJ152,TRJ150L-GK*EKC,TRJ152 |
| 50 | Toyota | LAND CRUISER PRADO - 201708 - GDJ150,GRJ150,KDJ150,LJ150,TRJ15 |
| 51 | Toyota | PREVIA/TARAGO - 200601 - 201910 - ACR50,GSR50 |
| 52 | Toyota | HIGHLANDER (CHINA) - 200905 - 201503 - ASU40,GSU45 |
| 53 | Toyota | HIGHLANDER (CHINA) - 201503 - ASU5#,GSU55 |
| 54 | Toyota | HIGHLANDER/KLUGER - 200705 - 201312 - GSU4 |
| 55 | Toyota | HIGHLANDER/KLUGER - 201312 - 201911 - ASU50,GSU5 |
| 56 | Toyota | HILUX - 200408 - 201204 - GGN15,25,35,KUN1#,2#,3#,LAN15,25,35,TGN1#,26,36 |
| 57 | Toyota | HILUX - 201107 - 202110 - GGN15,25,35,KUN1#,2#,3#,LAN15,25,35,TGN1#,26,36 |
| 58 | Toyota | HILUX - 201505 - 202105 - GGN1##,GUN1##,KUN1##,LAN125,TGN1 |
| 59 | Toyota | HILUX - 202006 - 202301 - GGN125,GUN1##,LAN125,TGN1 |
| 60 | Toyota | RAV4 - 200511 - 201212 - ACA3#,ALA3#,GSA33,ZSA3 |
| 61 | Toyota | ALPHARD/VELLFIRE/HV - 200804 - 201501 - ANH2#,ATH20,GGH2 |
| 62 | Toyota | ALPHARD/VELLFIRE/HV - 201501 - AGH3#,AYH30,GGH3 |
| 63 | Toyota | BLADE - 200612 - 201204 - AZE15#,GRE156 |
| 64 | Toyota | ESTIMA - 200601 - 201910 - ACR5#,GSR5 |
| 65 | Toyota | FJ CRUISER - 201011 - 201801 - GSJ15 |
| 66 | Toyota | MARK X ZIO - 200709 - 201310 - ANA1#,GGA10 |
| 67 | Toyota | LAND CRUISER - 201408 - GRJ7 |
| 68 | Toyota | HARRIER - 200302 - 201207 - ACU3#,GSU3#,MCU3 |
| 69 | Toyota | LAND CRUISER PRADO - 200209 - 200908 - GRJ12#,KDJ12#,RZJ12#,TRJ12#,VZJ12 |
| 70 | Toyota | LAND CRUISER PRADO - 200908 - 201708 - GDJ15#,GRJ15#,TRJ150 |
| 71 | Toyota | HILUX SURF - 200211 - 200908 - GRN215,KDN215,RZN21#,TRN21#,VZN21 |
| 72 | Toyota | RAV4/VANGUARD - 200511 - 201606 - ACA3#,GSA33 |
| 73 | Toyota | LAND CRUISER - 201708 - GDJ15#,GRJ150,KDJ150,TRJ150 |
| 74 | Toyota | CAMRY - 200601 - 201109 - ACV40,GSV40 |
| 75 | Toyota | CAMRY/HYBRID - 201108 - 201803 - ACV51,ASV5#,AVV50,GSV50 |
| 76 | Toyota | LAND CRUISER PRADO - 200209 - 200908 - GRJ12#,KDJ12 |
| 77 | Toyota | LAND CRUISER PRADO - 200908 - 201708 - GDJ15#,GRJ150,KDJ15 |
| 78 | Toyota | 4RUNNER - 200208 - 200908 - GRN21#,UZN21 |
| 79 | Toyota | 4RUNNER - 200908 - GRN28#,TRN28 |
| 80 | Toyota | FJ CRUISER - 200601 - 201407 - GSJ1 |
| 81 | Toyota | TACOMA - 200409 - GRN2##,3##,TRN2 |
| 82 | Toyota | AVALON - 201210 - 201804 - AVX40,GSX40 |
| 83 | Toyota | CAMRY (JPP) - 200601 - 201108 - ACV40,ASV40,GSV40 |
| 84 | Toyota | CAMRY (NAP) - 200602 - 201109 - ACV40,ASV40,GSV40 |
| 85 | Toyota | CAMRY/HYBRID - 201109 - 201706 - ASV50L-C*****,AVV50,GSV50 |
| 86 | Toyota | TUNDRA - 200611 - 202110 - GSK5#,UCK5#,UPK5#,USK5 |
| 87 | Toyota | SIENNA - 200301 - 200912 - GSL2#,MCL2 |
| 88 | Toyota | SIENNA - 201001 - 202009 - ASL30,GSL3 |
| 89 | Toyota | VENZA - 200811 - 201612 - AGV1#,GGV1 |
| 90 | Toyota | HIGHLANDER (JPP) - 200705 - 201402 - ASU40,GSU4#,GVU48,MHU48 |
| 91 | Toyota | HIGHLANDER (NAP) - 200910 - 201312 - ASU40,GSU4 |
| 92 | Toyota | HIGHLANDER (NAP) - 201312 - 201911 - ASU50,GSU5#,GVU58 |
| 93 | Toyota | RAV4 (JPP) - 200511 - 201212 - ACA3#,ASA3#,GSA3 |
| 94 | Toyota | RAV4 (NAP) - 200811 - 201301 - ASA3#,GSA3 |
How to
Common Issues
How do I confirm this pulley fits my vehicle?
To ensure 100% fitment accuracy, please provide your vehicle's 17-digit VIN. Our specialists will cross-reference your chassis and engine details against the manufacturer's database to confirm that the 1660431020 pulley is the correct match for your specific Toyota or Lexus model.
What are the signs that my idler pulley needs replacement?
Common symptoms of a failing idler pulley include high-pitched squealing or chirping noises coming from the engine bay, especially during startup or acceleration. You may also notice visible vibration in the belt, or in severe cases, the pulley may seize, causing the drive belt to snap.
Do you provide support for wholesale or bulk orders?
Yes, we work closely with repair shops and automotive parts distributors worldwide. We offer flexible order handling and reliable logistics support for bulk shipments. Please contact our sales team directly with your specific part requirements and shipping destination for further assistance.
Installation Guide
Preparation
Ensure the engine is completely cool before starting work. Gather the necessary hand tools, including a socket set and a belt tensioner tool. Always wear safety glasses and work in a well-lit, clean environment to prevent debris from entering the engine bay.
Remove Old Part
Locate the idler pulley and use the tensioner tool to release tension on the generator belt. Carefully slide the belt off the pulley. Unscrew the mounting bolt and remove the old pulley, taking note of any spacers or washers to ensure proper reassembly.
Install New Genuine Part
Clean the mounting surface thoroughly. Position the new genuine pulley and secure it with the mounting bolt, ensuring it rotates freely without play. Reinstall the belt according to the factory routing diagram, ensuring it is properly seated in all grooves before releasing the tensioner.
Product Description
Main Description
The Generator Belt Idler Pulley 1660431020 is a critical component of your vehicle's accessory drive system. It maintains the necessary tension on the generator belt to ensure that the alternator and other engine-driven accessories operate at the correct speed. Over time, the internal bearings within the pulley can wear down due to constant rotation and heat exposure, which often leads to audible squealing, grinding noises, or visible vibration in the belt path. Replacing a worn pulley is essential to prevent belt slippage or sudden failure, which could otherwise lead to charging system issues or engine overheating.
This component is a 100% Genuine New part, designed to meet the exact specifications of your Toyota or Lexus engine. Because drive belt configurations can vary significantly based on the specific engine, production date, and regional market, we strongly recommend VIN verification before purchase to ensure correct fitment. We provide comprehensive support for retail buyers, repair shops, and wholesale distributors looking for reliable, authentic components to maintain vehicle integrity.
Fitment Note
Fitment for this idler pulley is highly dependent on your specific engine configuration, production year, and market region. The OE number 1660431020 is specific to certain Toyota and Lexus models. Please provide your full 17-digit VIN to our team so we can verify compatibility and ensure you receive the correct part for your vehicle.
Buyer Note
We support a wide range of customers, including individual retail owners, independent repair shops, and international automotive parts distributors. Our team is equipped to handle flexible order volumes and provides professional shipment support to ensure your parts arrive safely. Contact us with your requirements for personalized assistance with your procurement needs.
Disclaimer
Notice: Fitment may vary by model, chassis, engine, and production year. Please verify your VIN with us before purchasing to ensure correct fitment.
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