About TRQ: TRQ is a trusted brand dedicated to making every repair a success story by combining premium parts with easy installation. Each TRQ part is engineered by a team of automotive experts to meet or exceed OEM standards, delivering enhanced performance and maximum longevity. With rigorous in-house testing, the brand ensures superior fit and function across every product line. TRQ also provides customers with best-in-class, step-by-step installation videos—so you can complete repairs with confidence, whether you're a first-time DIYer or an industry professional.
Attention California Customers:
WARNING: This product can expose you to chemicals including Lead and Lead Compounds, which are known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
This part fits
13 vehicles spanning 2003-2023.
Fits these Makes
Select vehicle
Year
Make
Model
Description
2018
Lexus
LS500
Lexus LS500 Serpentine Belt Idler Pulley TRQ BPA04170
2003-2010
Toyota
4Runner
Toyota 4Runner V6 4.0L Lower Serpentine Belt Idler Pulley TRQ BPA04170
2010
Toyota
4Runner
Toyota 4Runner L4 2.7L Upper Serpentine Belt Idler Pulley TRQ BPA04170
2011-2023
Toyota
4Runner
Toyota 4Runner Lower Serpentine Belt Idler Pulley TRQ BPA04170
2007-2014
Toyota
FJ Cruiser
Toyota FJ Cruiser Lower Serpentine Belt Idler Pulley TRQ BPA04170
2005-2019
Toyota
Tacoma
Toyota Tacoma L4 2.7L Upper Serpentine Belt Idler Pulley TRQ BPA04170
2005-2015
Toyota
Tacoma
Toyota Tacoma V6 4.0L Lower Serpentine Belt Idler Pulley TRQ BPA04170
2016-2022
Toyota
Tacoma
Toyota Tacoma V6 3.5L Lower Serpentine Belt Idler Pulley TRQ BPA04170
2020
Toyota
Tacoma
Toyota Tacoma L4 2.7L Serpentine Belt Idler Pulley TRQ BPA04170
2021-2022
Toyota
Tacoma
Toyota Tacoma L4 2.7L Upper Serpentine Belt Idler Pulley TRQ BPA04170
2023
Toyota
Tacoma
Toyota Tacoma Upper Serpentine Belt Idler Pulley TRQ BPA04170
2023
Toyota
Tacoma
Toyota Tacoma Lower Serpentine Belt Idler Pulley TRQ BPA04170
2005-2014
Toyota
Tundra
Toyota Tundra V6 4.0L Lower Serpentine Belt Idler Pulley TRQ BPA04170
Part Interchange
Brand Label
Part Number
Toyota
166030E010
Dayco
89169
ACDelco
36174
Gates
36174
Toyota
166030P030
Toyota
1660331050
Tendeco
900320
Goodyear
49129
Dorman
419-667
NAPA Belts/Hose
36174
Litens
900320A
Toyota
1660331010
Toyota
166030P020
Toyota
1660331040
Dayco
89169FN
Toyota
166030P010
CRP
ADK0033P
Bando
580111
Hayden
5905
ALT Tensioner
ALT06031
GMB
470-3426
Goodyear
57437
Toyota
16603-0P020
Toyota
16603-31050
WORLDPAC
G6011316905GAT
ACDelco
19194198
Factory Air
45905
SKP
SK89169
IMC
68151022405
Dorman - TECHoice
419-667
Freshstart
49129
Pronto
835905
Four Seasons
45905
Dayco
231169
Duralast
231169
Cooling Depot
45905
Automotive Tensioners Inc
B10212
Compressor Works
835905
Toyota
16603-0P010
OMNIPARTS
11020013
Autopart International
2008-564673
Continental
49129
Nissan
11020013
ATI
B10212
SKF
VKM61032
INA MX
532059810
Carquest
36174
This item may be interchangeable with parts from other brands with the above part numbers.
This information is provided only for reference and does not guarantee that the item you are
purchasing is identical to parts with part numbers from the brands listed above.
To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.
Lifetime Warranty
This item is backed by our limited lifetime warranty. In the event that this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.
FREE Shipping is standard on Orders shipped to the lower 48 States (Contiguous United States). Standard shipping charges apply to Hawaii, Alaska and US Territories. Shipping is not available to Canada.
Expedited is available on checkout to the United States, excluding Alaska, Hawaii and US Territories as well as P.O. Boxes and APO/FPO/DPO addresses. Final shipping costs are available at checkout.
BPA04170
In Stock
Product Reviews
5.0/ 5
★★★★★★★★★★
4 reviews
5★
100%
4★
0%
3★
0%
2★
0%
1★
0%
★★★★★January 9, 2026
Bearing it
Installed on my toyota, seems to be functioning correctly, don't know how long it might last,seems of good built quality. I would by again if needed.
★★★★★March 25, 2025
Product came as described. Perfect match and easy install
★★★★★January 27, 2025
Tacoma idler pully
Idler pully for tacoma. Fit perfect
★★★★★November 5, 2024
Fits right, good quality
Showing 1–4 of 4 reviews
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Customer service
877-844-3393
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