Volvo c303 c304 Upgrade Portal Gear

item listed in whole car set, 4set for c303 (2 Front 2 Rear) and 6set (2 Front, 4 Rear) for c304. First time buyer we recommend to change all four c303 / six c304 portal gear to get desire upgrade result. for replacement purposes on broken please chat with our customer service to get it done.

- Reinforced 8620 forged steel 

- Ratio: 13x27 (2.0769), 0.7% different with original 16x33 (2.0625); 

- Designed in a higher gear modulus so gear can get coarser, mean stronger teeth.