Drive Belt Tensioner Assembly Compatible With B10L B12B B12M B9S B9TL FH13 FM13 FM7 FM9 21422765 20935521 20739751 3979979

Drive Belt Tensioner Assembly with part numbers 21422765, 20935521, 20739751, and 3979979.Compatible with FH13, FM13, FM7, FM9, B10L, B12B, B12M, B9S, and B9TL models.Compatible with engines VN and VNL D11.Compatible with off-road including A25D, A25E, A30D, A30E, A35F, EC340D, EC380D, EC480D, FB2800C, FBR2800C, G900, L150E, L150G, L180G, L220G, L250G, and PL4809D.Compatible with marine and industrial engines TAD1340VE, TAD1341VE, TAD1342VE, TAD1343VE, TAD1344VE, TAD1345VE, TAD1360VE, TAD1361VE, TAD1362VE, TAD1363VE, TAD1364VE, TAD1365VE, TAD940GE, TAD941GE, TAD940VE, TAD941VE, TAD942VE, TAD943VE, TAD950VE, TAD951VE, TAD952VE, TAD1341GE, TAD1342GE, TAD1343GE, TAD1344GE, TAD1345GE, TAD1350GE, TAD1351GE, TAD1352GE, TAD1353GE, TAD1354GE, TAD1355GE, D9A2A, D9A-, D11A-A, D11A-B, D11A-C, D11A-D.

• Model Compatibility: Fits B10L, B12B, B12M, B9S, B9TL, FH13, FM13, FM7, and FM9 heavy-duty vehicles as specified in the title.
• Part Number Match: Replaces part numbers 21422765, 20935521, 20739751, and 3979979 listed in the title.
• Function: Restores drive belt tensioner assembly function for compatible vehicle models.
• Application Scope: Designed exclusively for use as a direct functional replacement in the specified chassis models.
• Installation Purpose: Enables reinstallation of the drive belt tensioner assembly using existing mounting points and hardware.