Caterpillar Lift Trucks GP15, GP18, GP20, GP25, GP30, GP35 & DP15, DP18, DP20, DP25, DP30, DP35 Chassis & Mast Factory Service & Shop Manual Price listed in US Dollar: $29.99 Complete workshop & service manual with electrical wiring diagrams for Caterpillar 6M60-TL Diesel Engine. Read more about Caterpillar Lift Trucks GP15, GP18, GP20, GP25, GP30, GP35 & DP15, DP18, DP20, DP25, DP30, DP35 Chassis & Mast Factory Service & Shop Manual