Hot Rods Connecting Rod 8648 Factory 4.1 RCT Exhaust System Chest and back compartments are

Chest and back compartments are designed to accommodate the Alpinestars Nucleon chest and Nucleon back inserts

Comes standard with an integrated Shimano downtube battery boasting 630 Wh

No tools needed for easy installation

Stretch fabric with double PU coating on side

Hot Rods Connecting Rod 8648 Factory 4.1 RCT Exhaust System Chest and back compartments areHeavy duty OE replacement connecting rods Certified 8620 AISI steel provides superior strength Crankpins are manufactured from hot rolled ASTM 4115 and case hardened to 58 62Rc Feature the latest in caged needle roller bearing designs for high rpm longevity Uniquely designed big end uses strategically located side scalloping and vent slots to minimize bearing race distortion at high rpm Small ends are double drilled to supply extra lubrication and