Moderate — 2–4 hours
Description
MIA's Description
By restoring proper belt tension, it helps ensure the correct function of accessories like the alternator and A/C compressor, mitigating the risk of belt failure and potential engine overheating or loss of electrical charging.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Dorman |
| Part Number | D00I 419-120 |
Videos
Drive belt tensioner tool installation
2007 HONDA ACCORD SERPENTINE DRIVE BELT & TENSIONER REPLACEMENT - DIY
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2004 Toyota Tundra Serpentine Belt Tensioner Pulley - Bearing Replacement
Ford F250 F350 7 3L Belt Tensioner Step by Step Gates 38191
The CHEAPEST SBC Serpentine Belt Kit
#hack #trick Belt How to hold a serpentine belt tensioner while putting on a belt by yourself
Cheap Jeep Episode # 35 - Dorman 917-951 idler Bolt Kit, Gates 38042 Belt Tensioner Pulley #jeepxj
Putting all the best upgrades on a Chrysler Pentastar 3.6L V6!
Replace the Belt, Idler Pulley, & Tensioner on 4.0 Jeep Inline 6 | Found more Problems
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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