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GatesPart #: 39550
Gates 39550 Accessory Drive Belt Tensioner Assembly
⚙️ 17 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$154.45Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦DriveAlign Premium OE Automatic Belt Tensioner
🚗Fitment: Acura and Honda, Accord, RDX, and TLX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Accessory Drive Belt Tensioner Assembly options
Gates 39550 Accessory Drive Belt Tensioner Assembly
| Brand | Gates |
| Part Number | 39550 |
| Position | DriveAlign Premium OE Automatic Belt Tensioner |
| Material | Steel |
| Pulley 1 Flanged | No |
| Bearing Bore Inside Diameter | .67 |
| Bearing Bore Inside Diameter | 17 |
| Grade Type | Oe performance |
| Mounting Hole Quantity | 2 |
| Belt Type | V-ribbed |
| Pulley Quantity | 1 |
| 9836 | Smooth/backside |
| Contents | Tensioner assy. |
| Outside Diameter 1 (mm) | 70 |
| Pulley 1 Groove Quantity | 0 |
| Width 1 (mm) | 32 |
This part fits 17 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2025 | Acura | RDX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2025 | Acura | TLX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2024 | Acura | RDX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2024 | Acura | TLX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2023 | Acura | RDX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2023 | Acura | TLX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2022 | Acura | RDX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2022 | Acura | TLX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2022 | Honda | Accord | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2021 | Acura | RDX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2021 | Acura | TLX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2021 | Honda | Accord | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2020 | Acura | RDX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2020 | Honda | Accord | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2019 | Acura | RDX | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2019 | Honda | Accord | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2018 | Honda | Accord | 2.0L | L4 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
311706B2A0139550
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.