School Bus Classifications A Type A school bus is a conversion bus constructed utilizing a cutaway front-section vehicle with a left-side driver s door. This definition includes two classifications: Type A1, with a gross vehicle weight rating (GVWR) of 14,500 pounds or less, and Type A2, with a GVWR greater than 14,500 pounds and less than or equal to 21,500 pounds. A Type B school bus is constructed utilizing a stripped chassis. The entrance door is behind the front wheels. This definition includes two classifications: Type B1, with a GVWR of 10,000 pounds or less; and Type B2, with a GVWR greater than 10,000 pounds. A Type C, or conventional, school bus is constructed utilizing a chassis with a hood and front-fender assembly. The entrance door is behind the front wheels. This type also includes the cutaway truck chassis or truck chassis with cab with or without a left-side door and with a GVWR greater than 21,500 pounds. A Type D, or transit-style, school bus is constructed utilizing a stripped chassis. The entrance door is ahead of the front wheels. Source: 2010 National School Transportation Specifications and Procedures. bus models Model Classi- Capacity Available Fuel Engine Headroom fication Chassis Options Location Blue Bird Corp. Blue Bird Vision C Up to 77 Blue Bird Diesel, Front 77 inches propane Blue Bird s Vision All American FE D Up to 90 Blue Bird Diesel Front 77 inches All American RE D Up to 84 Blue Bird Diesel, CNG Rear 77 inches Micro Bird Inc. Micro Bird T-Series A1 Up to 19 Ford Transit Diesel, Front 66 and (SRW 4 rows; 9,000 GVWR) Gasoline 74 inches Micro Bird T-Series A1 Up to 21 Ford Transit Diesel, Front 66 and (SRW 5 rows; 9,500 GVWR) Gasoline 74 inches & lift-equipped Blue Bird s All American Forward Engine Micro Bird T-Series A2 Up to 25 Ford Transit Diesel, Front 74 inches (DRW 5 rows; 10,360 GVWR) Gasoline & lift-equipped Micro Bird MB-II 400 A1 Up to 20 GMC/Chevrolet Diesel, Front 66 inches (SRW 4 rows; 9,900/10,100 GVWR) Micro Bird MB-II 500 A1 Up to 20 GMC/Chevrolet Diesel, Front 66 inches (SRW 5 rows; 9,900/10,100 GVWR) Blue Bird s All American Rear Engine Micro Bird MB-II 700 A1 Up to 20 Ford E-Series Gasoline Front 74 inches (SRW 4 rows; 10,050 GVWR) Micro Bird MB-II 700 A1 Up to 20 GMC/Chevrolet Diesel, Front 74 inches (SRW 4 rows; 9,900/10,100 GVWR) Micro Bird MB-II 800 A1 Up to 12 Ford E-Series Gasoline Front 74 inches (SRW 5 rows; 10,050 GVWR) lift-equipped Micro Bird s T-Series Micro Bird MB-II 800 A1 Up to 14 GMC/Chevrolet Diesel, Front 74 inches (SRW 5 rows; 9,900/10,100 GVWR) lift-equipped Micro Bird G5 100 A2 Up to 24 Ford E-Series Gasoline Front 76 inches (DRW 4 rows; 11,500/12,500 GVWR) School/MFSAB Micro Bird s T-Series MFSAB/MPV SCHOOL BUS FLEET 81
bus models Model Classi- Capacity Available Fuel Engine Headroom fication Chassis Options Location Micro Bird G5 100 A2 Up to 24 GMC/Chevrolet Diesel, Front 76 inches (DRW 4 rows; 10,050/12,300 GVWR) School/MFSAB Micro Bird G5 200 A2 Up to 30 Ford E-Series Gasoline, Front 76 inches (DRW 5 rows; 12,500/14,500 GVWR) propane School/MFSAB Micro Bird s MB-II, lift-equipped Micro Bird G5 200 A2 Up to 30 GMC/Chevrolet Diesel, Front 76 inches (DRW 5 rows; 12,300/14,200 GVWR) School/MFSAB Micro Bird G5 200C A2 Up to 24 Ford E-Series Gasoline, Front 76 inches (DRW 5 rows; 12,500/14,500 GVWR) propane lift-equipped School/MFSAB Micro Bird G5 200C A2 Up to 24 GMC/Chevrolet Diesel, Front 76 inches (DRW 5 rows; 12,300/14,200 GVWR) lift-equipped School/MFSAB Collins Bus Corp. Collins MFSAB (SRW 10,050 GVW) A1 Up to 18 Ford Gas Front 67.8, 75.8 in. (SRW 9,000 & 9,500 GVW) A1 Up to 20 Ford Transit Gas or diesel Front 67.8, 75.8 in. (SRW 9,900 GVW) A1 Up to 18 GM Gas or diesel Front 67.8, 75.8 in. (SRW 10,100 GVW) A1 Up to 20 GM Gas or diesel Front 67.8, 75.8 in. Micro Bird s Propane-Powered G5 Collins MFSAB (DRW 10,360 GVW) A1-A2 Up to 25 Ford Transit Gas or diesel Front 76.5 inches (DRW 11.5K, 12.5K, 14K, 14.5K GVW) A2 Up to 34 Ford Gas Front 76.5 inches (DRW 10,050, 12,300, 14,200 GVW) A1-A2 Up to 35 GM Gas or diesel Front 76.5 inches Collins School (SRW 10,050 GVW) A1 Up to 18 Ford Gas Front 67.8, 75.8 in. (SRW 9,000 & 9,500 GVW) A1 Up to 20 Ford Transit Gas or diesel Front 67.8, 75.8 in. (SRW 9,900 GVW) A1 Up to 18 GM Gas or diesel Front 67.8, 75.8 in. (SRW 10,100 GVW) A1 Up to 20 GM Gas or diesel Front 67.8, 75.8 in. Micro Bird s G5, lift-equipped Collins School (DRW 10,360 GVW) A1-A2 Up to 25 Ford T-Series Gas or diesel Front 76.5 inches (DRW 11.5K, 12.5K, 14K, 14.5K GVW) A2 Up to 34 Ford E-Series Gas Front 76.5 inches (DRW 10,050, 12,300, 14,200 GVW) A1-A2 Up to 35 GM Gas or diesel Front 76.5 inches Collins School (DRW 14,200 GVW) A2 Up to 32 GM Propane Front 76.5 inches (DRW 14,500 GVW) A2 Up to 28 Ford E-Series CNG Front 76.5 inches Collins Ford Transit Collins SL400 MFSAB Collins SL400 Collins DE516 Propane Collins DE516 CNG Collins DE516WR 82 SCHOOL BUS FLEET
bus models Model Classi- Capacity Available Fuel Engine Headroom fication Chassis Options Location IC Bus CE Series C 29 to 78 Integrated unit Diesel, propane Front 78 inches RE Series D 72 to 90 Integrated unit Diesel Rear 78 inches Lion Bus Lion Bus 360 C 54 to 72 Spartan Chassis Diesel Front 78 inches elion C 54 to 72 Lion/Spartan Electric motor Middle 78 inches IC Bus CE Series Mobility Ventures MV-1 OEM WAV* 2 w/c users, MV-1 body-on-frame Gasoline, CNG Front 59.5 inches 4 ambulatory Starcraft Bus Prodigy A2 Up to 34 Ford, Chevrolet/GMC Gas, diesel Front 76 inches Prodigy LP A1 Up to 16 Ford, Chevrolet/GMC Gas, diesel Front 69 inches Quest LP A1 Up to 16 Ford, Chevrolet/GMC Gas, diesel Front 69 inches Lion Bus Lion 360 Quest A2 Up to 34 Ford, Chevrolet/GMC Gas, diesel Front 76 inches Quest (ADA) A2 Up to 18 w/ Ford, Chevrolet/GMC Gas, diesel Front 76 std. flr., 2 w/c spots 73 raised Thomas Built Buses Minotour SRW A1 To 20 GMC Diesel, gas Front 73 inches Minotour DRW A1 To 24 Ford, GMC Diesel, gas, Front 73 inches propane, CNG Saf-T-Liner C2 C To 81 Freightliner Diesel, propane, Front 78 inches CNG Saf-T-Liner EFX D To 90 Thomas Built Diesel Front 78 inches Mobility Ventures MV-1 Saf-T-Liner HDX D To 90 Thomas Built Diesel, CNG Rear 78 inches Thomas Built s Saf-T-Liner C2 Starcraft s Quest (DRW) From left: Thomas Built s Minotour, Saf-T-Liner EFX and Saf-T-Liner HDX *Wheelchair Accessible School Vehicle 84 SCHOOL BUS FLEET
bus models Model Classi- Capacity Available Fuel Engine Headroom fication Chassis Options Location Trans Tech SST A2 To 30 GMC/Chevrolet/Ford Gas, diesel Front 75 CST MFSAB To 30 GMC/Chevrolet/Ford Gas, diesel Front 75 ROADSTAR A2 To 29 GMC/Chevrolet Gas, diesel Front 74 ST Aero A1 To 20 Chevrolet/GMC Gas, diesel Front 74 SSTe A2 To 25 Ford/Motiv EV Mid 75 Trans Tech s CST Trans Tech s ST Aero Trans Tech s SST Trans Tech s Roadstar SCHOOL BUS FLEET 85
engines Model Fuel Cylinders Displacement Block Injection Dry Chassis Performance Ratings Type Construction System Weight Availability rated hp @ rpm Max. torque @ rpm Cummins Inc. ISB6.7 Diesel 6 6.7 L In-line / High 1,150 lbs. Various 300 @ 2,600 660 @ 1,600 (409 cu. 6 cylinder Pressure 280 @ 2,600 660 @ 1,600 inches) (parent bore) Common 260 @ 2,600 660 @ 1,600 Rail 250 @ 2,600 660 @ 1,600 240 @ 2,600 560 @ 1,600 220 @ 2,600 600 @ 1,600 220 @ 2,600 520 @ 1,600 200 @ 2,600 520 @ 1,600 ISL9 Diesel 6 8.9 L In-line / Cummins 1,695 lbs. Various 350 @ 2,200 1,000 @ 1,400 (543 cu. 6 cylinder XPI 330 @ 2,200 1,000 @ 1,400 inches) (wet liner) 300 @ 2,200 860 @ 1,300 270 @ 2,200 800 @ 1,300 260 @ 2,200 720 @ 1,300 ISV5.0 Diesel 8 5.0 L V8 / High 833 lbs. Various 250 @ 3,200 560 @ 1,600 (305 cu. compacted Pressure 220 @ 3,200 520 @ 1,600 inches) graphite Common 200 @ 3,200 520 @ 1,600 iron block Rail Cummins Westport Inc. ISB6.7 G CNG, 6 6.7 L In-line / Electronic 1,150 lbs. Various 260 @ 2,400 660 @ 1,600 LNG or (409 cu. 6 cylinder Control 240 @ 2,400 560 @ 1,600 biomethane inches) System 220 @ 2,400 520 @ 1,600 200 @ 2,400 520 @ 1,600 Cummins ISB6.7 ISL G CNG, 6 8.9 L In-line / Electronic 1,625 lbs. Various 300 @ 2,200 860 @ 1,300 LNG or (543 cu. 6 cylinder Control 280 @ 2,200 900 @ 1,300 biomethane inches) (wet sleeve) System 260 @ 2,200 660 @ 1,300 250 @ 2,200 730 @ 1,300 Ford Motor Co. 5.4L Triton V8 Gasoline 8 5.4 L Cast iron Sequential Ford 255 @ 4,500 350 lb.-ft. @ 2,500 (330 cu. electronic E-350 inches) fuel (SRW/DRW), E-450 (DRW) 6.8L Triton V10 Gasoline 10 6.8 L Cast iron Sequential Ford 305 @ 4,250 420 lb.-ft. @ 3,250 (415 cu. electronic E-350 inches) fuel (SRW/DRW), E-450 (DRW) Cummins ISV5.0 3.7L Ti-VCT V6 Regular 6 3.7 L Aluminum Sequential n/a Transit Cutaway 275 @ 6,000 260 @ 4,000 unleaded (227 cu. electronic 250, or E-85 inches) fuel 350 (SRW), (on SRW 350, only) 350HD (DRW) 3.2L Power Stroke Diesel 5 3.2 L Cast iron Direct n/a Transit Cutaway 185 @ 3,000 350 @ 1,500-2,500 I-5 Turbo Ultra-low (195 cu. 250, sulfur inches) 350 (SRW), diesel or 350, B20 350HD (DRW) (containing 20% or less biodiesel) General Motors Duramax Diesel Diesel V8 6.6 L Cast iron 90-degree 920 lbs. G-Cutaway 260 @ 2,800 525 @ 1,600 electronic 33503 direct 33803 turbocharged Cummins ISL 6.7 G 6.0L Vortec Gasoline V8 6.0L Cast iron Sequential 580 lbs. G-Cutaway 342 @ 5,400 373 @ 4,400 electronic 33503 port fuel 33803 6.0L Vortec LPG V8 6.0L Cast iron Sequential 580 lbs. G-Cutaway 332 @ 4,800 370 @ 4,400 port fuel 33803 86 SCHOOL BUS FLEET
engines specifications Model Fuel Cylinders Displacement Block Injection Dry Chassis Performance Ratings Type Construction System Weight Availability rated hp @ rpm Max. torque @ rpm 4.8L Vortec Gasoline V8 4.8L Cast iron Sequential 524 lbs. G-Cutaway 285 @ 5,400 295 @ 4,600 port fuel 33503 Navistar Engine Group PSI 8.8L Propane V8 8.8L n/a n/a 748 lbs. IC Bus CE Series 270 @ 2,600 565 @ 1,500 Cummins ISB6.7 Ultra low Inline 6 6.7L Iron alloy Direct 1,150 lbs. IC Bus CE 200 @ 2,300 520 @ 1,600 sulfur, 220 @ 2,300 520 @ 1,600 diesel High pressure 240 @ 2,300 560 @ 1,600 common 260 @ 2,300 660 @ 1,600 rail 280 @ 2,300 660 @ 1,600 Navistar Powertrain Integration PIthon 8.0L V8 LPI Propane 8 7,980 cc/ Cast iron Sequential 735 lbs. Thomas Built 339 @ 4,100 495 @ 3,100 autogas 487 cu. in. liquid Buses propane C2 Propane Powertrain Integration PIthon 8.0L chassis Model Chassis Available Engine GVW Available Fuel Tank Available Daytime Type Engines Location Range Wheelbases Capacity Suspension Transmission Steering Column Brake System Running (lbs.) (inches) (gallons) Front Rear Tilt Telescoping Hydraulic Air ABS Lights Blue Bird Corp. Blue Bird Vision C Cummins ISB6.7, Forward Up to 31,000 169 to 280 60 to 100 Springs Springs Allison 2500 PTS, std. std. std. opt. std. std. Ford 6.8L (std.); (std.); 3000 PTS; Ford air (opt.) air (opt.) 6R140 All American FE D Cummins ISB6.7 Forward Up to 36,200 141 to 232 60 to 100 Springs Springs Allison 2500 PTS std. std. std. opt. std. std. (std.); (std.); Allison 3000 PTS air (opt.) air (opt.) All American RE D Cummins ISB6.7, Rear Up to 36,200 189 to 273 60 to 100 Springs Springs Allison 2500 PTS std. std. n/a std. std. std. ISL9 & ISL G CNG (std.); (std.); Allison 3000 PTS air (opt.) air (opt.) Ford Motor Co. E-350 Super Duty A1 Ford Triton Front 10,050 (SRW) 138/158 40 Coil Multileaf 5-Speed Auto OD std. n/a std. n/a std. opt. School Bus Cutaway 5.4L V8 (std.); 11,500 (DRW) E-350 DRW springs springs (TorqShift) Ford 6.8L EFI 158 is late Std. w/5.4l Engine Triton V10 gas availability 6-Speed Auto OD (opt.) (12,500lb. (TorqShift) GVWR) Std. w/6.8l Engine E-450 Super Duty A2 Ford Triton ; Front 14,000 or 14,500 158 40 Coil Multileaf 5-Speed Auto OD std. n/a std. n/a std. opt. School Bus Cutaway 5.4L V8 (std.) springs springs (TorqShift) Ford 6.8L EFI 6-Speed Auto OD Triton V10 gas (TorqShift) (opt.) Std. w/6.8l Engine Ford s E-350 chassis Blue Bird s Vision chassis SCHOOL BUS FLEET 87
chassis Model Chassis Available Engine GVW Available Fuel Tank Available Daytime Type Engines Location Range Wheelbases Capacity Suspension Transmission Steering Column Brake System Running (lbs.) (inches) (gallons) Front Rear Tilt Telescoping Hydraulic Air ABS Lights Ford Motor Co. Transit-250 SRW Cutaway 3.7L std., under hood 9,000 lbs. 138 in., 156 in. 25 Independent Leaf 6-speed std. std. 4-wheel anti-lock opt. 3.2L opt. MacPherson- springs, Selectshift automatic disc brakes strut, heavy-duty stabilizer bar gas shock absorbers Transit-350 SRW Cutaway 3.7L std., under hood 9,500 lbs. 156 in. 25 Independent Leaf 6-speed std. std. 4-wheel anti-lock opt. 3.2L opt. MacPherson- springs, Selectshift automatic disc brakes strut, heavy-duty stabilizer bar gas shock absorbers 350 HD DRW Cutaway 3.7L std., under hood 9,950-10,360 lbs. 138 in., 156 in., 25 Independent Leaf 6-speed std. std. 4-wheel anti-lock opt. 3.2L opt. 178 in. (not MacPherson- springs, Selectshift automatic disc brakes available with strut, heavy-duty school bus stabilizer bar gas shock prep or MFSAB absorbers packages) General Motors G-Cutaway Vortec Front 9,900 (SRW) 139, 33 Indepndt. Multileaf Chevrolet Express A1 4.8L, 6.0L gas to coil (two stage) 6-speed HD Auto-OD opt. n/a std. n/a std. std. GMC Savana 6.6L Duramax 14,200 (DRW) 159 3 tank springs 6.0L LPG 35 LPG Spartan Chassis Spartan C Cummins ISB Front Up to 254 and 276 65 or 100 Springs Springs Allison std. std. std. opt. std. std. 33,000 (std.) (std.) or air (opt.) Thomas Built Buses Saf-T-Liner C2 C Cummins ISB, Front Up to 158 to 279 35; 60; Spring Spring Allison 2200, 2350, 2500, opt. opt. std. opt. std. std. ISB G; Powertrain 33,000 100 (std.); 3000 PTS automatic Integ. 8.0L LPG air (opt.) Saf-T-Liner HDX D Cummins Rear Up to 181 to 277 60 (std.); Spring (std.); Spring Allison std. std. n/a std. std. opt. ISB, ISL, 36,200 100 (opt.) air (opt.) (std.); 2500 PTS; ISL G air (opt.) Allison 3000 PTS Saf-T-Liner EFX D Cummins Front Up to 136 to 231 60 (std.); Spring (std.) Spring Allison std. std. std. opt. std. opt. ISB 36,200 100 (opt.) (std.); 2500 PTS; air (opt.) Allison 3000 PTS Chevrolet Express Cutaway chassis (also available: GMC Savana) Freightliner s Saf-T-Liner C2 chassis Thomas Built s Saf-T-Liner HDX chassis 88 SCHOOL BUS FLEET