This is a A-550K8 Micro-Rib V-Belt (55") PN: 550K8Main Description As Following : A-550K8 Micro-Rib V-Belt (55") P.N: 550K8 8 Rib X 55 K Micro Rib Polyester CordColor: BlackLength: 55Material: Polyester CordMetric Code: 8PK1397Number Of Ribs: 8Outside Length: 55.63"Pitch Length: 55"Thickness: 0.18Type: K Micro RibWidth: 8 Rib Crossed From: GATKO80550 , , GATK080550 , , J903090 CASE-IH , J911560 CASE-IH , J911586 CASE-IH , K080550 GATES , 25080550 , , 4080550 GOODYEAR , 5080550 DAYCO , 8PK1395 A & I METRIC BELTS , 8PK1396 A & I METRIC BELTS , 8PK1397 A & I METRIC BELTS , 8PK1398 A & I METRIC BELTS , 8PK1399 A & I METRIC BELTS , 87705737 CASE-IH Found in Section & Models : Cooling Systems > Belts: Alt, Fan, Steering, Water Pump, Case-IH TRACTOR: FARMALL 105N (Fan / Alt Eng. FC Eng.), Case-IH TRACTOR: FARMALL 105V (Fan / Alt Eng. FC Eng.), Case-IH TRACTOR: FARMALL 60 (Main Drive <2014), Case-IH TRACTOR: FARMALL 65C (Main Drive <2014), Case-IH TRACTOR: FARMALL 70 (Main Drive), Case-IH TRACTOR: FARMALL 75A (Main Drive 2017>), Case-IH TRACTOR: FARMALL 75C (Main Drive 2010-13), Case-IH TRACTOR: FARMALL 80 (Tier 3), Case-IH TRACTOR: FARMALL 85N (Fan / Alt Eng. FC Eng.), Case-IH TRACTOR: FARMALL 95N (Fan / Alt Eng. FC Eng.), Industrial Belts > K-Poly Belt, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : 8 Rib x 55" K Micro Rib Polyester Cord Color: Black Length: 55" Material: Polyester Cord Metric Code: 8PK1397 Number Of Ribs: 8 Outside Length: 55.63" Pitch Length: 55" Thickness: 0.18" Type: K Micro Rib Width: 8 Rib