Exhibit 10(f) REVISION AGREEMENT Mercedes-Benz INSTALLMENT CREDIT TRANSACTION Credit Corporation Original Acct # SEE SCHEDULE DCN # N/A FOR VALUABLE CONSIDERATION, it is mutually agreed that the Retail Installment Contract - Security Agreement (Contract) dated SEE SCHEDULE, by and between SEE ORIGINAL CONTRACT as Seller, Seller's interest having been asigned to Mercedes-Benz Credit Corporation (MCBCC), and OTR Express, Inc. as purchaser covering: SEE ORIGINAL CONTRACT be and hereby amended in that the gross remaining balance of $ SEE SCHEDULE due on the Contract shall be payable as follows: subject to final resolution of late fees and remaining balance questions. SEE SCHEDULE monthly payments of $ SEE SCHEDULE, commencing SEE SCHEDULE, and continuing on the same date every month until the account is paid in full. Except for the modifications stated above, the Contract shall remain in full force and effect. This agreement will become effective upon acceptance by MBCC. Total Interest Charges Due $ SEE SCHEDULE Late Charges/Misc. Charges $ SEE SCHEDULE Amount to be paid at a later date $ SEE SCHEDULE Amount to be paid up front $ 0.00 PURCHASER : OTR Express, Inc. APPROVAL: Mercedes-Benz Corporation Signature: /s/ Steven W. Ruben By: /s/ Martha Odin/sk Title: CFO Title: Fleet Manager Date: 7/25/00 Date: 7/27/00 GROSS REMAINING BALANCE $4,077,889.39 PAYMENT AMOUNT $ 138,825.85 EXTENTION FEES DUE $ 68,772.54 FEES TO BE PAID OVER 3 MONTHS $ 22,926.53 LATE CHARGES $ 14,277.35