Dayco No Slack Automatic Belt Tensioner
Designed to maintain constant tension on serpentine belt drives
Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories.
To maintain the proper tension throughout the drive, an automatic, spring-loaded tensioner is incorporated into the drive system geometry.
Dayco’s Automatic Belt Tensioner features a patented “flat spring” design that’s engineered to provide less operating range variations in tension.
This reduces the risk of premature accessory bearing failure due to high tension when a new belt is installed.
It also lessens the risk of belt squeal and slippage, or poor accessory performance caused by low tension after the belt begins to stretch and wear. A Teflon strip wound within the spring resists abrasion.
The flat spring itself is coated to resist rust.
Other superior design features include a steel locator pin (where the application demands).
A heavy-duty cast aluminium spring case resists cracking and fatigue. The heavy-duty cast aluminium arm offers additional strength and less distortion.
An aluminium retainer ring locks the spring case and arm together, and seals against corrosion.
A steel pivot tube (where the application demands) provides additional strength for critical torque requirements.
A thermoplastic rubber “spring slot plug” keeps out harmful contaminants. The lubricated nylon “pivot tube bushing” and “spring bushing” promote quieter performance.
A rubber “O” ring seals against dust and grime.
The zinc coated mounting bolt resists rust, and is concentric for a more even degree of constant tension.
In order to meet OEM performance standards, Dayco Automatic Tensioners come with either a glass-filled polymer (plastic) or steel pulley, that features a dust cover to protect against contaminants.
Fits the following Make, Model, Series:
Audi > A1 > Dec 2010 - May 2015, 1.4L, 4 cyl, 16V, DOHC, TFSI, Turbo, 8X, 90kW, EngCode: CAXAAudi > A1 > Jun 2012 - May 2015, 1.2L, 4 cyl, 16V, SOHC, Direct Inj., Turbo, 8X, 63kW, EngCode: CBZA
Skoda > Fabia > 2008 - 2009, 1.6L, 4 cyl, 16V, DOHC, MPFI, 5J, 77kW, EngCode: BTS, NZ
Skoda > Fabia > Oct 2011 - Jun 2015, 1.2L, 4 cyl, 8V, SOHC, Direct FI, Turbo, 5J, 77kW, EngCode: CBZB
Skoda > Octavia > 2003 - 2007, 2.0L, 4 cyl, 16V, DOHC, Direct Inj, 1Z, 110kW, EngCode: BLR
Skoda > Octavia > 2006 - 2009, 2.0L, 4 cyl, 16V, DOHC, MPFI, Turbo, 1Z, 147kW, EngCode: BWA
Skoda > Octavia > Mar 2009 - Aug 2010, 1.6L, 4 cyl, 8V, SOHC, MPFI, 1Z, 75kW, EngCode: BSE
Skoda > Rapid Spaceback > Aug 2013 - , 1.4L, 4 cyl, 16V, DOHC, TFSI, Turbo, NH, 90kW, EngCode: CAXA
Skoda > Roomster > Oct 2007 - Oct 2010, 1.6L, 4 cyl, 16V, DOHC, MPFI, 5J, 77kW, EngCode: BTS
Skoda > Roomster > Mar 2010 - May 2015, 1.2L, 4 cyl, 8V, SOHC, Direct Inj., Turbo, 5J, 77kW, EngCode: CBZB
Skoda > Yeti > Oct 2011 - , 1.2L, 4 cyl, 16V, DOHC, Direct Inj., 5L, 77kW, EngCode: CBZB
Volkswagen > Beetle > Jul 2011 - 2014, 1.2L, 4 cyl, 8V, SOHC, Direct Inj., Turbo, 1L, 77kW, EngCode: CBZB
Volkswagen > Caddy > Dec 2010 - Nov 2015, 1.9L, 4 cyl, 8V, SOHC, Direct Inj., Turbo, 2K, 63kW, EngCode: CBZA
Volkswagen > Caddy > Dec 2010 - Nov 2015, 1.2L, 4 cyl, 8V, SOHC, TMPFI, Turbo, 2K, 77kW, EngCode: CBZB
Volkswagen > Golf > 2004 - 2007, 1.6L, 4 cyl, 16V, DOHC, MPFI, Type 5, 85kW, EngCode: BLP, NZ
Volkswagen > Golf > Jan 2005 - Jul 2008, 1.6L, 4 cyl, 16V, DOHC, Direct Inj., Type 5, 1K, 85kW, EngCode: BLF, NZ
Volkswagen > Golf > Mar 2009 - Feb 2014, 1.4L, 4 cyl, 16V, DOHC, TSI, I/C Turbo, 1K,Type 6, 90kW, EngCode: CAXA
Volkswagen > Golf > Oct 2010 - Mar 2013, 1.2L, 4 cyl, 16V, DOHC, Direct Inj., Turbo, 1K, Type 6, 77kW, EngCode: CBZB
Volkswagen > Jetta > Feb 2005 - Feb 2009, 2.0L, 4 cyl, 16V, DOHC, Direct Inj, 1k, 110kW, EngCode: BLR
Volkswagen > Polo > May 2010 - Jul 2014, 1.2L, 4 cyl, 8V, SOHC, TMPFI, Turbo, 6R, 77kW, EngCode: CBZB
Volkswagen > Touran > 2005 - Jan 2007, 1.6L, 4 cyl, 16V, DOHC, Direct Inj., 1T, 85kW, EngCode: BLF
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