Gates K120858HD | Serpentine Belt

Part Number

K120858HD

FleetRunner Micro-V Serpentine Drive Belt

Fits: 10 Kenworth T2000, 11-18 Kenworth T660, 11-15 Kenworth T700, 11-17 Kenworth T800, 11-16 Peterbilt 367, 11-14 Peterbilt 386, 11 Peterbilt 387, 11 Peterbilt 388, 11-17 Peterbilt 587, 18 Peterbilt 367, 12 Peterbilt 389, 13-16 Kenworth T680, 14 Peterbilt 388, 13-17 Peterbilt 579, 18-20 Kenworth T680, 21 Kenworth T800, 14-16 Kenworth W900, 15-21 Kenworth T880, 16-17 Peterbilt 567, 21 Peterbilt 579

Special Price $70.34 Regular Price $82.75

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In stock

Estimated Ship Date: 1 Business Day or Less

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Details

Gates FleetRunner Micro-V Belts are designed for the toughest applications. FleetRunner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures, making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Belt of choice by fleets, including 3/4 and 1 ton pickups
Lowest cost per mile
Consistently outperforms all competitors
Outstanding crack resistance at extreme temperatures
Problem solver
Designed for the toughest applications

Gates - Driven By Possibility

BRAND: Gates

FEATURES:

2017-15 Peterbilt, 579, Cummins ISX15 Diesel, Fan, Alt. & W.P.
FleetRunner Micro-V Serpentine Drive Belt
Serpentine Drive Belt
FleetRunner® Micro-V® Serpentine Drive Belt

SPECIFICS:

Belt Material	EPDM
Cord Material	Polyester
OE Comparison Rating	OE Improved
Outside Circumference	86.375
Outside Circumference	2194
Rib Quantity	12
Section	K
Top Width	1.647
Top Width	42
Type	Automotive V-Ribbed Belt (Heavy Duty)

DOWNLOADS:

INTERCHANGE:

Goodyear: 4120858
Dynacraft: D841006122180
Carquest: K120858HD
Paccar Parts: D8410006122180
Continental Belt: 860K12MK
Dynacraft: D8410006122180
Motor Coach Industries: 8L27179
ContiTech: 4120860X
Continental Belt: 4120858
Goodyear: 4120860
Dayco: 5120858
Carquest: K120858
HD Value: 12K858HDV
ACDelco: 12K858
Continental Belt: 858K12MK
ContiTech: 4120858X
Paccar Parts: 6122180
NAPA Belts/Hose: 25-120858HD
ACDelco: K120858HD
NAPA Belts/Hose: 25-120858

APPLICATIONS:

2011-2015 Peterbilt 587 - Position: Fan
2011-2013 Peterbilt 386 - Position: Fan and Alternator
2011-2011 Kenworth T660 - Position: Fan and Alternator
2016-2016 Kenworth T680 - Position: Fan
2010-2010 Kenworth T2000 - Position: Fan
2015-2016 Kenworth T880 - Position: Fan, Water Pump and Alternator
2014-2014 Peterbilt 388 - Position: Fan
2016-2017 Kenworth T800 - Position: Fan
2014-2016 Peterbilt 367 - Position: Fan
2013-2014 Peterbilt 579 - Position: Fan
2016-2017 Peterbilt 587 - Position: Fan and Alternator
2014-2014 Kenworth W900 - Position: Fan, Water Pump and Alternator
2018-2018 Peterbilt 367 - Position: Fan
2013-2013 Kenworth T680 - Position: Fan
2016-2018 Kenworth T660 - Position: Fan
2021-2021 Peterbilt 579 - Position: Fan
2019-2020 Kenworth T680 - Position: Fan
2012-2014 Peterbilt 367 - Position: Fan and Alternator
2014-2015 Kenworth T800 - Position: Fan, Water Pump and Alternator
2011-2011 Peterbilt 387 - Position: Fan
2014-2015 Kenworth T680 - Position: Fan, Water Pump and Alternator
2015-2017 Peterbilt 579 - Position: Fan, Alternator and Water Pump
2012-2012 Peterbilt 389 - Position: Fan and Alternator
2012-2013 Kenworth T660 - Position: Fan
2014-2015 Kenworth T660 - Position: Fan, Water Pump and Alternator
2014-2014 Peterbilt 386 - Position: Fan
2021-2021 Kenworth T800 - Position: Fan
2011-2011 Peterbilt 388 - Position: Fan and Alternator
2017-2021 Kenworth T880 - Position: Fan
2015-2016 Kenworth W900 - Position: Fan
2016-2017 Peterbilt 567 - Position: Fan
2011-2012 Kenworth T700 - Position: Fan
2011-2011 Peterbilt 367 - Position: Fan, Water Pump and Alternator
2011-2013 Kenworth T800 - Position: Fan
2018-2018 Kenworth T680 - Position: Fan and Alternator
2013-2015 Kenworth T700 - Position: Fan, Water Pump and Alternator

Product Questions (7)

Customer Questions

Can a serpentine belt cause smoke?

Yes, a serpentine belt can cause smoke. A serpentine belt is an essential component of a vehicle's engine system. It drives various accessories such as the alternator, power steering pump, water pump, and air conditioning compressor. If the serpentine belt becomes worn, damaged, or misaligned, it can cause friction and generate smoke.

Why is my serpentine belt squealing?

The serpentine belt can squeal due to various reasons, including tension issues, worn-out belt, or a problem with the belt's pulleys.

Is my serpentine belt too tight?

If your serpentine belt is causing issues like excessive noise or accelerated wear on the pulleys, it may indicate that the belt is too tight.

Why did my serpentine belt come off?

Serpentine belts can come off due to factors such as belt wear, improper tension, misaligned pulleys, or a faulty tensioner.

What types of automotive products does Gates offer?

Gates offers a wide range of automotive products, including belts, hoses, tensioners, and more.

I'm looking for a replacement belt for my vehicle. Can you help me understand the different options available from Gates and recommend the best one for my specific make and model?

Yes, Gates offers a range of replacement belts for various applications. To find the best one for your specific make and model, it is recommended to consult the Gates website or reach out to their customer support.

Are there any specific maintenance for Gates products?

Yes, there are specific maintenance and installation guidelines to follow when using Gates products to ensure optimal performance and longevity.