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                    B23-7

Production Span: 1977-1984
Amnt. Produced:  536
Length:                  62' 2"
Height:                   14' 9 1/4"
Weight:                  267,000 lbs.
Prime mover:       12-cyl 7FDL    
Horsepower:        2,250
Tractive Effort:      60,400 lbs.
Fuel Capacity:      3,250 gallons
Gear Ratio:           74:18
Max Speed:           70 Mph		                     BQ23-7
(Equipped with extra large "Quarters" cab)
Production Span: 1978
Amnt. Produced:  10
Length:                  62' 2"
Height:                   14' 9 1/4"
Weight:                  267,000 lbs.
Prime mover:       12-cyl 7FDL    
Horsepower:        2,250
Tractive Effort:      60,400 lbs.
Fuel Capacity:      3,250 gallons
Gear Ratio:           74:18
Max Speed:           70 Mph		                    B23-7R
(Rebuilt U23B, former Western Pacific units)
Production Span: 1989-1991
Amnt. Produced:  11
Length:                 
Height:                   14' 9 1/4"
Weight:                  270,000 lbs.
Prime mover:       12-cyl 7FDL    
Horsepower:        2,250
Tractive Effort:     
Fuel Capacity:      3,250 galons
Gear Ratio:           74:18
Max Speed:           70 Mph
                    B30-7

Production Span: 1977-1981
Amnt. Produced:  199
Length:                  62' 2"
Height:                   14' 9 1/4"
Weight:                  270,000 lbs.
Prime mover:       16-cyl 7FDL    
Horsepower:        3,000
Tractive Effort:      64,000 lbs.
Fuel Capacity:      3,250 galons
Gear Ratio:           74:18
Max Speed:           70 Mph		                     B30-7A

Production Span: 1980-1982
Amnt. Produced:  58
Length:                  62' 2"
Height:                   14' 9 1/4"
Weight:                  270,000 lbs.
Prime mover:       12-cyl 7FDL   
Horsepower:        3,000
Tractive Effort:      64,000 lbs.
Fuel Capacity:      3,250 gallons
Gear Ratio:           83:20
Max Speed:           70 Mph		                   B30-7A1

Production Span: 1982
Amnt. Produced:  22
Length:                  62' 4"
Height:                   14' 9 1/4"
Weight:                  270,000 lbs.
Prime mover:       12-cyl 7FDL    
Horsepower:        3,000
Tractive Effort:      64,000 lbs.
Fuel Capacity:      3,250 gallons
Gear Ratio:           83:20
Max Speed:           70 Mph
                 B30-7A(B)
(Cabless version of B30-7A)
Production Span: 1982-1983
Amnt. Produced:  120
Length:                  62' 2"
Height:                   14' 9 1/4"
Weight:                  270,000 lbs.
Prime mover:       12-cyl 7FDL    
Horsepower:        3,000
Tractive Effort:      64,000 lbs.
Fuel Capacity:      3,250 gallons
Gear Ratio:           83:20
Max Speed:           70 Mph		                     B36-7

Production Span: 1980-1985
Amnt. Produced:  230
Length:                  62' 2"
Height:                   14' 9 1/4"
Weight:                  274,000 lbs.
Prime mover:       16-cyl 7FDL    
Horsepower:        3,600 & 3,750
Tractive Effort:      66,000 lbs.
Fuel Capacity:      3,250 gallons
Gear Ratio:           83:20
Max Speed:           70 Mph
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