2021 Subaru Impreza Belts – OEM Drive Belts for Dependable Power Transfer

Impreza Belts 2021 – Keep Your Engine Running Smoothly with OEM Precision

Your 2021 Subaru Impreza depends on high-quality engine belts to operate vital systems like the alternator, A/C compressor, power steering, and water pump. If you’ve noticed squealing noises, slipping, or visible belt wear, it’s time to replace your drive belt before it fails.

OEM belts are designed specifically for Subaru’s engine layout and accessory configuration. They offer an exact fit and the correct tension profile to prevent noise, slippage, and premature wear. Unlike lower-grade aftermarket belts, OEM options maintain their strength and integrity even under extreme temperatures and daily driving demands.

Protect your engine’s performance and accessories with belts you can trust.

64621AJ05AVH - : Seat Belt Ay Front Out Left-hand for Subaru Image

Seat Belt Ay Front Out Left-hand

Subaru 64621AJ05AVH
$101.23
MSRP $145.45
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64682XA01BEU - : Center Seat Belt Ay R  E2T for Subaru Image

Center Seat Belt Ay R E2T

Subaru 64682XA01BEU
$62.19
MSRP $89.35
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64662XA02CMW - : Seat Belt Ay Rear Outer Right-hand for Subaru Image

Seat Belt Ay Rear Outer Right-hand

Subaru 64662XA02CMW
$51.07
MSRP $73.38
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64625XA19BEU - : Seat Belt Ay 3RD Outer Left-hand for Subaru Image

Seat Belt Ay 3RD Outer Left-hand

Subaru 64625XA19BEU
$46.24
MSRP $66.43
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64662XA04BMW - : Seat Belt Ay Rear Outer Right-hand for Subaru Image

Seat Belt Ay Rear Outer Right-hand

Subaru 64662XA04BMW
$51.07
MSRP $73.38
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64680XA05AMW - : Center Seat Belt Ay R  E2B for Subaru Image

Center Seat Belt Ay R E2B

Subaru 64680XA05AMW
$30.53
MSRP $43.87
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64665SC030AP - : WQA37 Seat Belt Kit 1 - Gray for Subaru Image

WQA37 Seat Belt Kit 1 - Gray

Subaru 64665SC030AP
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MSRP $127.25
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64625XA17BMW - : Seat Belt Ay 3RD Outer Left-hand for Subaru Image

Seat Belt Ay 3RD Outer Left-hand

Subaru 64625XA17BMW
$44.81
MSRP $64.38
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64625XA18BMW - : Seat Belt Ay 3RD Outer Right-hand for Subaru Image

Seat Belt Ay 3RD Outer Right-hand

Subaru 64625XA18BMW
$46.24
MSRP $66.43
Save $20.19
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64621SG020VH - : Seat Belt Ay Front Out U Right-hand for Subaru Image

Seat Belt Ay Front Out U Right-hand

Subaru 64621SG020VH
$290.23
MSRP $417.00
Save $126.77
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64660FL3709S - : Wrc-20 Belt Assembly R Out 5D Left-hand for Subaru Image

Wrc-20 Belt Assembly R Out 5D Left-hand

Subaru 64660FL3709S
$104.28
MSRP $149.83
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64621SG030VH - : Seat Belt Ay Front Out U Left-hand for Subaru Image

Seat Belt Ay Front Out U Left-hand

Subaru 64621SG030VH
$290.23
MSRP $417.00
Save $126.77
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Why Choose OEM Belts? 

OEM Fitment – Designed for factory specifications to ensure precise performance. 

Prevents Failures – Maintains optimal operation and longevity. 

Durable Construction – Made from high-quality, corrosion-resistant materials. 

Efficient Operation – Ensures proper function and system protection. 

Easy Installation – Direct bolt-on replacement with no modifications required.

Compatible Subaru Impreza Trims These OEM belts are compatible with:

  • Impreza Base

  • Impreza Premium

  • Impreza Sport

  • Impreza Limited

  • 2.0i AWD sedan and hatchback models

Most trims utilize a serpentine belt that powers multiple engine accessories. Always verify fitment using your VIN or OE part number, especially if your vehicle has special equipment or packages.

Signs Your 2021 Impreza Needs a New Belt 

🔧 High-pitched squeal during cold starts or acceleration 

🔧 Visible cracking, fraying, or glazing on the belt surface 

🔧 Loss of power steering, A/C, or charging system performance 

🔧 Battery warning light due to alternator slippage 

🔧 Engine overheating if water pump is belt-driven

A worn or failing belt can cause accessory systems to stop working—or worse, leave you stranded. Replacing it early ensures consistent operation and peace of mind.

How to Replace Belts on a 2021 Impreza This is a moderately simple task for experienced DIYers or a quick service for most repair shops.

Tools Needed: 

✔ Socket and ratchet set 

✔ Belt tensioner tool or breaker bar 

✔ Belt routing diagram (usually under the hood or in the owner’s manual) 

✔ Flashlight for visibility in tight spaces

Steps Overview:

  1. Relieve tension using the belt tensioner tool.

  2. Slip the old belt off the pulleys and remove it.

  3. Match the new OEM belt to confirm size and rib pattern.

  4. Route the new belt properly and reapply tension.

  5. Start the engine and inspect belt operation for noise or misalignment.

Popular Related Parts for 2021 Subaru Impreza 

🔧 2021 Impreza Belt Tensioner – Maintains correct belt tension to prevent slippage 

🔧 2021 Impreza Idler Pulley – Replace if noisy or wobbling. 

🔧 2021 Impreza Water Pump – Inspect when belt drives the coolant system 

🔧 2021 Impreza Alternator – Confirm proper charging if belt noise is present 

🔧 2021 Impreza Power Steering Pump – Check for performance loss if belt-driven

Order OEM 2021 Impreza Belts Today! For quiet, efficient power transfer and long-term reliability, choose OEM belts made specifically for your Impreza. Avoid failure—and stay running smoothly mile after mile.

🛒 Drive Confident – Shop OEM Belts Now

FAQs About 2021 Subaru Impreza Belts

When should I replace my engine belt? Typically every 100,000 km, or sooner if signs of wear or noise appear.

What happens if the belt fails while driving? You may lose key functions like alternator charging, power steering, or engine cooling—leading to potential breakdown.

Are OEM belts better than aftermarket? Yes. OEM belts match the exact specs for fit, tension, and durability—reducing the risk of slippage or early failure.

Can I replace the belt myself? Yes, with the right tools and diagram. If unsure, a professional technician can complete the job quickly.

Should I replace the tensioner with the belt? If it's noisy, hard to move, or failing to maintain tension, it's wise to replace both at once.