What are the differences in drive belt configurations and maintenance procedures on Mazda 3?

In 2.0L and 2.3L engines, two serpentine drivebelts are used whereas one drivebelt is used in 2.5L engines with the belt being positioned at the front part of the engine which is a key component in the mode of operation. Wearing of these belts is prone to wear because of the work it is used and the material, and thus there should be an inspection periodically. The 2.0L engine and the 2.3L engine have an inner belt that drives the alternator and the water pump but the outer belt drives the air conditioning compressor, the 2.5L has a single belt to power all the components. To have easier access to the drivebelts, it is better to raise the front of the vehicle and take away the right-hand wheel and inner fender splash shield, making sure that the car is well held up on jackstands. When the engine is not running, look at the drivebelt and see if it is cracked or torn apart, rotating the engine to swing the belt off the pulleys and have a closer inspection. Small cracks at the edges of ribbed belts are usually tolerated, unless wide or deep, whereas tensioner of the alternator and the water pump belt is automatically adjusted to the tensioner, and can be visually inspected by wear indicator marks. To change the air conditioning compressor drivebelt, 2.0L and 2.3L engines 1. Take off the right front wheel and splash shields 2. Disconnect negative battery terminal 3. Raise the vehicle, and remove the right front wheel and splash shields. The special design of the stretchy belt provides tension without mechanical tensioner; one can use a stretchy strap to help in eliminating the belt. Once the new belt has been directed over the compressor and crankshaft pulleys, make sure that it is in place and then replace the cover. In the case of the alternator and water pump drivebelt, the same procedure needs to be followed to relieve tension and fit the new drivebelt, making sure that it fits in all the grooves of the pulleys. In 2.5L engines, the route of the drivebelt must be recorded before it is removed and then, with the new drivebelt, the same process should be carried out, with the new drivebelt fitting correctly. In order to change the drivebelt tensioner, loosen the drivebelt and tensioner mounting bolts, and fit the new tensioner, screwing the bolts firmly.

Genuine Mazda 3 Drive Belt

Serpentine Belt

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15 Drive Belts found

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Mazda 3 Water Pump Belt Part Number: PX13-15-908
$20.05 MSRP: $26.75
You Save: $6.70 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt, V; Water Pump Belt
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2019-2024 Mazda 3 | 2.0, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Preferred, Premium, Select, Select Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Water Pump Belt Part Number: PEDD-15-908
$20.50 MSRP: $27.35
You Save: $6.85 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt, V
- Replaces: PE01-15-908
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2021-2022, 2012-2018 Mazda 3 | 2.0, i, i Grand Touring, I Sport, i SV, I Touring, Mazdaspeed, S, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 A/C Belt Part Number: LF51-15-908B
$25.63 MSRP: $34.18
You Save: $8.55 (26%)
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Product Specifications
- Other Name: Belt, V
- Replaces: LFY2-15-908, LFY2-15-SAX, LF51-15-908A, LF51-15-908
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2010-2013, 2006-2007 Mazda 3 | i, Mazdaspeed, S | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Mazda 3 A/C Belt Part Number: LF50-15-908B
$30.73 MSRP: $40.97
You Save: $10.24 (25%)
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Product Specifications
- Other Name: Belt, Air Compressor
- Replaces: LF50-15-908A, LFY1-15-SAX, LFY1-15-908, LFY1-15-SAXA, LF50-15-908
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2009 Mazda 3 | i, Mazdaspeed, S, SP23 | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Mazda 3 Serpentine Belt Part Number: PE08-15-909C
$30.95 MSRP: $41.28
You Save: $10.33 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt'V'; Alternator Belt
- Replaces: PE08-15-909B
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2021-2022, 2012-2018 Mazda 3 | 2.0, i, i Grand Touring, I Sport, i SV, I Touring, Mazdaspeed, S, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Serpentine Belt Part Number: LFFF-15-909
$36.46 MSRP: $48.62
You Save: $12.16 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt'V'; Alternator Belt
- Replaces: LF50-15-909, LF50-15-909B, LFY0-15-909, LF50-15-909A
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2013 Mazda 3 | i | 4 Cyl 2.0 L GAS
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Mazda 3 Serpentine Belt Part Number: L3K9-15-909A
$37.94 MSRP: $50.59
You Save: $12.65 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt'V'; Serpentine Belt
- Replaces: L3K9-15-909-9U, L3K9-15-909A-9U, L3K9-15-909
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2007-2009 Mazda 3 | Mazdaspeed, S | 4 Cyl 2.3 L GAS
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Mazda 3 Serpentine Belt Part Number: L510-15-909C
$37.73 MSRP: $50.31
You Save: $12.58 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt'V'; Serpentine Belt
- Replaces: L510-15-909C-9U
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2010-2013 Mazda 3 | Mazdaspeed | 4 Cyl 2.3 L GAS
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Mazda 3 Serpentine Belt Part Number: L538-15-909A
$38.20 MSRP: $50.94
You Save: $12.74 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt'V'
- Replaces: L538-15-909A-9U
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2010-2013 Mazda 3 | S | 4 Cyl 2.5 L GAS
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Mazda 3 Water Pump Belt Part Number: P301-15-908
$17.14 MSRP: $22.86
You Save: $5.72 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2021-2024 Mazda 3 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Carbon Edition, Preferred, Premium, Select Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Water Pump Belt Part Number: PY01-15-908
$18.19 MSRP: $24.26
You Save: $6.07 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, V
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2014-2023 Mazda 3 | 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Grand Touring, Preferred, Premium, s Grand Touring, s Touring, Select, Touring | 4 Cyl 2.5 L GAS
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Mazda 3 Serpentine Belt Part Number: PY01-15-909A
$37.90 MSRP: $50.55
You Save: $12.65 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt'V'; Alternator Belt
- Replaces: PY01-15-909
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2014-2024 Mazda 3 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Grand Touring, Preferred, Premium, s Grand Touring, s Touring, Select, Select Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Serpentine Belt Part Number: L372-15-909A
Product Specifications
- Other Name: Belt'V'; Alternator Belt, Serpentine Belt
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2009 Mazda 3 | Mazdaspeed, S, SP23 | 4 Cyl 2.3 L GAS
View related parts
Mazda 3 Serpentine Belt Part Number: L373-15-909
Product Specifications
- Other Name: Belt'V'; Alternator Belt, Serpentine Belt
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2009 Mazda 3 | Mazdaspeed, S, SP23 | 4 Cyl 2.3 L GAS
View related parts
Mazda 3 Serpentine Belt Part Number: LF51-15-909-9U
Product Specifications
- Other Name: V-Belt Mazda3; Serpentine Belt
- Replaces: LF51-15-909B, LF51-15-909, LF51-15-909C
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2013 Mazda 3 | i | 4 Cyl 2.0 L GAS

Mazda 3 Drive Belt

The unsung hero of the Mazda 3 Drive Belt is that this is what allows the crankshaft of the engine to rotate the essential add-ons (alternator, power steering pump, A/C compressor) as the vehicle is in motion. This flexible loop Drive Belt is wrapped around the crankshaft and the part pulleys and it passes the motion each time the engine turns to keep the battery charged and the cabin comfortable. Early designs of numerous vehicles utilized more than one V-belt, but the space considerations and positive grip motivated Mazda to use one serpentine, or multi-groove design, which wraps around the pulley grooves, and the wrap-around design and space usage are much better than the older flat type. The updated design also absorbs sudden changes in load, can withstand slight misalignment, is efficient with a rate of nearly 98 percent, and can operate reliably between 35 degrees and 85 degrees. An average range of about 100,000 miles allows drivers plenty of time to go between services, but cracks, fraying, or glazing can be seen sooner in intense heat or oil contact, and a broken Drive Belt will immediately disable other important parts and has the potential to overheat the engine. Practically, the only discernible change through Mazda 3 generations is the width of belts or the number of ribs instead of the change in the basic style, and therefore, maintenance is also easy. This Drive Belt is important as it prevents both powertrain and onboard system breakage, maintains the silence and reliability that Mazda owners appreciate, and costs much less than repairs that could be much more expensive.

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Mazda 3 Drive Belt Parts and Q&A

Serpentine Belt
LFFF-15-909
Q: What are the differences in drive belt configurations and maintenance procedures on Mazda 3?
A:
In 2.0L and 2.3L engines, two serpentine drivebelts are used whereas one drivebelt is used in 2.5L engines with the belt being positioned at the front part of the engine which is a key component in the mode of operation. Wearing of these belts is prone to wear because of the work it is used and the material, and thus there should be an inspection periodically. The 2.0L engine and the 2.3L engine have an inner belt that drives the alternator and the water pump but the outer belt drives the air conditioning compressor, the 2.5L has a single belt to power all the components. To have easier access to the drivebelts, it is better to raise the front of the vehicle and take away the right-hand wheel and inner fender splash shield, making sure that the car is well held up on jackstands. When the engine is not running, look at the drivebelt and see if it is cracked or torn apart, rotating the engine to swing the belt off the pulleys and have a closer inspection. Small cracks at the edges of ribbed belts are usually tolerated, unless wide or deep, whereas tensioner of the alternator and the water pump belt is automatically adjusted to the tensioner, and can be visually inspected by wear indicator marks. To change the air conditioning compressor drivebelt, 2.0L and 2.3L engines 1. Take off the right front wheel and splash shields 2. Disconnect negative battery terminal 3. Raise the vehicle, and remove the right front wheel and splash shields. The special design of the stretchy belt provides tension without mechanical tensioner; one can use a stretchy strap to help in eliminating the belt. Once the new belt has been directed over the compressor and crankshaft pulleys, make sure that it is in place and then replace the cover. In the case of the alternator and water pump drivebelt, the same procedure needs to be followed to relieve tension and fit the new drivebelt, making sure that it fits in all the grooves of the pulleys. In 2.5L engines, the route of the drivebelt must be recorded before it is removed and then, with the new drivebelt, the same process should be carried out, with the new drivebelt fitting correctly. In order to change the drivebelt tensioner, loosen the drivebelt and tensioner mounting bolts, and fit the new tensioner, screwing the bolts firmly.