Hastings 3.780"/96.00 mm Bore +.060" Over Size, Single Cylinder Ring Set with 1.50 mm Top Ring, 1.50 mm Second Ring and a First Oil Ring is 3.00 mm.
This Hastings Single Cylinder Ring Set has a top ring manufactured from steel with plasma moly ring surface treatment, a second ring manufactured from grey iron with phosphate ring surface treatment. The 1st oil control ring is manufactured of steel rail/stainless expansion with a chrome rail ring surface treatment.

Application Summary:

Year Make/Model
2008-2009 Buick Allure
2008-2009 Buick LaCrosse
2004-2007 Buick Rainier
2002-2005 Cadillac Escalade
2007-2013 Chevrolet Avalanche
2002-2006 Chevrolet Avalanche 1500
2009-2012 Chevrolet Colorado
2003-2014 Chevrolet Express 1500
2003-2016 Chevrolet Express 2500
2003-2016 Chevrolet Express 3500
2006-2009 Chevrolet Impala
2006-2007 Chevrolet Monte Carlo
1999-2013 Chevrolet Silverado 1500
2007 Chevrolet Silverado 1500 Classic
1999-2000 Chevrolet Silverado 2500
2003-2004 Chevrolet SSR
2000-2014 Chevrolet Suburban 1500
2000-2014 Chevrolet Tahoe
2006-2008 Chevrolet Trailblazer
2003-2006 Chevrolet Trailblazer EXT
2009-2012 GMC Canyon
2005-2009 GMC Envoy
2003-2006 GMC Envoy XL
2003-2014 GMC Savana 1500
2003-2016 GMC Savana 2500
2003-2016 GMC Savana 3500
1999-2013 GMC Sierra 1500
2007 GMC Sierra 1500 Classic
1999-2000 GMC Sierra 2500
2000-2014 GMC Yukon
2000-2014 GMC Yukon XL 1500
2008-2010 Hummer H3
2009-2010 Hummer H3T
2005-2008 Pontiac Grand Prix
2006-2009 Saab 9-7x
Attributes
1st Oil Groove 3.00
1st Oil Ring Material STEEL RAIL/STAINLESS EXP
2nd Groove 1.50
2nd Ring Surface Treatment PHOSPHATE
Alternate Part Number 2M4978S.060
California Proposition 65 No
Engborein 3.780
Engboremetric 96.00
Hazardous Material Code N
Life Cycle Status Code Available to Order
NAFTA Preference Criterion Code B
Notes W/Shallow Top Grv.
SDR Required Flag N
Top Groove 1.50
Top Ring Surface Treatment PLASMA MOLY
GTIN 00075538363149