The SIU Credit Union is a auto loan from SIU Credit Union. The ongoing APR is New motorcycle/ATV 7.50% APR (24-60 months), 7.74% (72 months); used motorcycle/ATV 7.74% (24-60 months); new boat (2026-2025) 9.00% (24-120 months); used boat (2025-2011) 9.74% (24-84 months). Loan terms: New Motorcycle/ATV (Never Titled) 24-60 Months or 72 Months; Used Motorcycle/ATV (Titled) 24-60 Months; New Boat (2026-2025) 24-120 Months; Used Boat (2025-2011) 24-84 Months.