1.Stud Center to End: 5.44.

2.Replacement for Newstar Number S-7358

   Replacement for Dayton Number 310-222
   Replacement for Euclid Number E4614
   Replacement for FORD Number E3HZ3A131A E4HZ3A131A
   Replacement for Freightliner Number A-3144-D-525 TDA R230068 
   Replacement for International Number 507837C91 FTR423L
   Replacement for Kenworth Number E11004 
   Replacement for Meritor Number A3144D525 A3144P456 R230068 Curbside 
   Replacement for OEM Number 1006148 15515804
   Replacement for Peterbilt Number E11004
   Replacement for TRW Auto Number ES423L
   Replacement for Volvo Number 37024-5011 85112007

3.Fit to Meritor Axle Model: FF921,931,932,941,FA109,139,309,329,339