DRIVE AXLE INFO DA D170 & D190 OUTPUT SHAFT BEARING RACE PARTS CHANGE SERVICE/TECHNICAL DATE: 24/5/2012. All service & parts departments

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1 D170 & D190 OUTPUT SHAFT BEARING RACE PARTS CHANGE DATE: 24/5/2012 DA SERVICE/TECHNICAL TO: All service & parts departments Dana has made a significant design change to the output shaft bearing components used on the Genuine Spicer differential models listed above. The effective dates (listed below) is when new sized bearing cups were utilized resulting in the repositioning of the machined snap ring groove on all forward D170 axle housings and D190 bolt on housing covers. Before the implementation of this change Dana Australia had been using a interim configuration since February 7TH In those axle builds a unique combination of parts was being utilized. This included use of a housing spacer (139979) and a combination of bearing cups ( & ). Axle Assembly Manufacturing Break point Dates. D170 New axle housings with repositioned snap ring groove built from 28th March 2012 D190 New bolt on covers with repositioned snap ring groove built from 1st Nov 2011 Dana has released a new output shaft bearing kit, axle housing cover kit and all new D170 axle housings. All original and interim axle design D170 axle housings are now replaced by new axle housings shown on page 4. When replacing any of the output shaft bearing parts for any configuration in the field, the use of correct components or kits is important. The individual bearing parts and service kits are available for any of the configurations that exist in the field today. These items are detailed in charts on pages 2 & 3. Chart N is for the NEW configuration Chart O is for the ORIGINAL configuration and Chart I is for the INTERIM configuration. A complete D170 axle Housing supersession chart is on page 4 of the bulletin.

2 Exact Implementation dates for product changes can vary by OE. Additionally replacement of original product on the field by customers from previous repairs could be possible. Replacement parts should always be confirmed by identifying the original removed parts before parts are ordered or installed. Warning: DO NOT MIX Parts! Mixing of parts could cause premature failure to the output shaft bearings and associated parts, Check compatibility of parts before final assembly! Chart N New axle housings with new bearing cups and snap ring groove location change: Use kit when replacing the bearing parts from new build configurations or when ordering any of the new design axle housings with the relocated snap ring groove. New design housing we used from 28 th March Refer to the axle housing replacement chart on page 4. Output Shaft Bearing Kit Chart O Original design axle housings with original bearing cup and original snap ring groove location: Use Kit when replacing the bearing parts from any original design axle housing or bolt on cover. Original production housings and covers assembled from 2003 to the dates mentioned Output Shaft Bearing Kit

3 Chart I Interim Build Configuration Original Housing and use of axle housing spacer & 1 bearing cup The kit shown below was released and used when replacing the bearing parts from axle built from the 7th February 2011 to break point dates advised on page one. Axle assemblies used a bearing spacer in addition to the bearing cup combination of / Check individual component identification or confirm axle build date from axle I.D tag if available. This kit contains a replacement output nut and seal. Output Shaft Bearing Kit Note: Dana Australia recommend that kit part number be used in place of the original kit as this kit contains the parts used for the Interim fix Can be used in the Original design axle housings but NOT in the new design axle housings.

4 D170 AXLE HOUSING REPLACEMENT CHART: The chart below shows the supersession of the D170 axle housing used in Australian OE applications. NOTE: All NEW axle housings released for service by Dana are now sold less the miscellaneous hardware parts such as studs, washers, capscrews, plugs and breather parts. These parts are available and are shown on page 5 of this bulletin. D190 AXLE HOUSING COVER: The D190 Models have a bolt on axle housing cover which is now replaced by new cover part number The original cover was sold in service kit part number which now has been superseded to kit The kit contains the items listed in the chart below. Axle Housing Cover and Bearing parts kit:

5 Always check the individual components for OEM identification numbers as you do replacements. Assembly or mixing of wrong parts could lead to premature failures. Always check compatibility of parts before final assembly Use replacement charts and reference notes to determine correct replacement parts. Check with the OEM for vehicle build data if identification of components cannot be done. Always use Spicer Genuine replacement parts, Failure to use Genuine Spicer replacement parts could lead to premature failures in assemblies and could void existing warranty on the component or axle assembly involved. Current literature can be downloaded from Click on the Literature button or The EXPERT icon, and navigate to the literature needed. Should you have any queries on the above or require further information, please contact Dana Australia on DANA Shane Carey Sales & Service Representative Spicer Driveline Products Encl:DA022012