(MRAP) Vehicle Program - U.S. Army Environmental Center

Army MRAP Vehicle Program Programmatic Environmental Assessment December 2010
2.2.3 FPII: Cougar and Buffalo
Figure 2. BAE Systems: RG33, RG33L and HAGA
The Cougar and Buffalo vehicles produced by FPII in Ladson, SC are COTS vehicles. The
CAT I Cougar is a 4x4 drive vehicle, the CAT II Cougar is a 6x6 drive vehicle and the CAT
III Buffalo is a 6x6 drive vehicle. The Cougar variants contain Caterpillar C‐7 330 hp
engine, and Buffalo uses a Mack A1‐400 Diesel 400 hp engine.
The CAT I and CAT II vehicles are being used by all the Services. The CAT III Buffalo are
being used by the USMC. Figure 3 shows the FPII variants referred to above.
2.2.4 GDLS‐C: RG31 Mk 5E
Figure 3. FPII: Cougar 4x4 and 6x6 Variants and the Buffalo
The RG31 Mark 5E (extended hull) MRAP vehicle produced by GDLS‐C in London,
Ontario is a COTS system. Both CAT I and CAT II RG31 vehicles were purchased for
testing but only additional CAT I RG31 Mark 5E vehicles were purchased. The CAT I
MRAP RG31 Mk5E is a four wheel, 4x4 vehicle intended for both on and off road use.
The RG31 Mk5E utilizes a Cummins QSB FR91421 engine. The USA and USSOCOM use
the RG31 Mk5E, shown in Figure 4.
Figure 4. GDLS‐C: RG31 Mk 5E
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