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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
AEC Southall data sheet for bus, coach, and trolley bus chassis specifications.

Identifier  ExFiles\Box 116\1\  scan0115
Date  1st November 1937
  
November 1937
AEC SOUTHALL
DATA SHEET
GUARANTEE. Comprehensive guarantees are given with all A.E.C. products, full particulars of which are stated in the Company's current Conditions of Business.

BUS AND COACH CHASSIS

TABLE 1: BUS AND COACH CHASSIS
Columns: NAME, MODEL No., Capacity, ENGINE (No. of Cyls., Bore and Stroke m.m., R.A.C. Rating), Rear Axle Ratio, Wheelbase, TYRES (Front, Rear), ELECTRICAL (Voltage, Battery Capacity and Weight), DIMENSIONS (Length Overall §, Body Space, Back of Cab to— C.L. of Rear Axle, End of Frame), Fuel Tank Capacity Galls., For Coach Builders Arrangement Drg. No., WEIGHT (Chassis Complete ‡, T. C. Q.), CODE WORD, CHASSIS PRICE.
Vertical Text in Electrical Column: DYNAMO 24 v.{VIENNA} STARTING CIRCUIT 24 v.{VIENNA}

Row 1:
NAME: REGAL 4 (S.D.) 4 WHEELS, SIDE TYPE
MODEL No.: 0642
Capacity: 32-38 Seats
ENGINE: 4 Cyls., 6.6 Litres, 120 x 146, R.A.C. 35.7
Rear Axle Ratio: 5 1/6
Wheelbase: 17' 6"
TYRES: Front 9.00" x 20" L.P. Single., Rear 9.00" x 20" L.P. Twin.
ELECTRICAL: Voltage F, 130 amp. hr., 335 lbs.
DIMENSIONS: Length 27' 3", Body Space 22' 11 1/2", Back of Cab to C.L. of Rear Axle 15' 3 1/8", Back of Cab to End of Frame 22' 8 1/4"
Fuel Tank: 30 Galls.
Drg. No.: SK10-990
WEIGHT: 3 19 2 T. C. Q.
CODE WORD: YVBYS
CHASSIS PRICE: £1,100

Row 2:
NAME: REGAL (S.D.) 4 WHEELS, SIDE TYPE
MODEL No.: 0662
Capacity: 32-37 Seats
ENGINE: 6 Cyls., 7.7 Litres, 105 x 146, R.A.C. 41
Rear Axle Ratio: 5 1/6
Wheelbase: 17' 6"
TYRES: Front 9.00" x 20" L.P. Single., Rear 9.00" x 20" L.P. Twin.
ELECTRICAL: 130 amp. hr., 335 lbs.
DIMENSIONS: Length 27' 3", Body Space 23' 1", Back of Cab to C.L. of Rear Axle 15' 3 1/8", Back of Cab to End of Frame 22' 10 3/8"
Fuel Tank: 45 Galls.
Drg. No.: SK10-978
WEIGHT: 4 3 2 T. C. Q.
CODE WORD: YVCAS
CHASSIS PRICE: £1,250

Row 3:
NAME: RANGER (S.D.) 4 WHEELS, BONNETED TYPE
MODEL No.: 0665
Capacity: 24-26 Seats
ENGINE: 6 Cyls., 7.7 Litres, 105 x 146, R.A.C. 41
Rear Axle Ratio: 5 1/6
Wheelbase: 17' 6"
TYRES: Front 9.00" x 20" L.P. Single., Rear 9.00" x 20" L.P. Twin.
ELECTRICAL: 130 amp. hr., 335 lbs.
DIMENSIONS: Length 27' 3", Body Space 23' 0", Back of Cab to C.L. of Rear Axle 15' 2 1/8" (from back of Dash), Back of Cab to End of Frame 22' 9 5/8"
Fuel Tank: 45 Galls.
Drg. No.: SK10-991
WEIGHT: 4 2 3 T. C. Q.
CODE WORD: YVCBA
CHASSIS PRICE: £1,275

Row 4:
NAME: REGAL (S.D.) 4 WHEELS, SIDE TYPE, MARK II
MODEL No.: 0862
Capacity: 32-39 Seats
ENGINE: 6 Cyls., 6.6 Litres, 105 x 130, R.A.C. 41
Rear Axle Ratio: 5 1/6
Wheelbase: 17' 6"
TYRES: Front 9.00" x 20" L.P. Single, Rear 9.00" x 20" L.P. Twin
ELECTRICAL: 130 amp. hr., 255 lbs.
DIMENSIONS: Length 27' 3 1/8", Body Space 23' 7", Back of Cab to C.L. of Rear Axle 15' 9 1/8", Back of Cab to End of Frame 23' 4 7/8"
Fuel Tank: 30 Galls.
Drg. No.: SK10-746
WEIGHT: 3 13 1 T. C. Q.
CODE WORD: YVDOY
CHASSIS PRICE: £1,145

Row 5:
NAME: REGENT (D.D.) 4 WHEELS, SIDE TYPE
MODEL No.: 0661
Capacity: 52-56 Seats
ENGINE: 6 Cyls., 7.7 Litres, 105 x 146, R.A.C. 41
Rear Axle Ratio: 5 1/6
Wheelbase: 16' 3"
TYRES: Front 9.75" x 20" L.P. Single.*, Rear 9.00" x 20" L.P. Twin.
ELECTRICAL: 130 amp. hr., 335 lbs.
DIMENSIONS: Length 25' 8", Body Space 21' 7", Back of Cab to C.L. of Rear Axle 14' 0 1/8", Back of Cab to End of Frame 21' 3 1/8"
Fuel Tank: 30 Galls.
Drg. No.: SK10-975
WEIGHT: 3 19 2 T. C. Q.
CODE WORD: YVCIN
CHASSIS PRICE: £1,425

Row 6:
NAME: RENOWN (S.D. OR D.D.) 6 WHEELS, SIDE TYPE
MODEL No.: 0664
Capacity: 35-40 Seats (S.D.), 64-68 Seats (D.D.)
ENGINE: 6 Cyls., 7.7 Litres, 105 x 146, R.A.C. 41
Rear Axle Ratio: 5 1/3 (S.D.), 6 1/3 (D.D.)
Wheelbase: 18' 7" & 1/4"
TYRES: Front 9.00" x 20" L.P. (S.D.) Single. 36" x 8" H.P. (D.D.), Rear 9.00" x 20" L.P. (S.D.) Twin. 36" x 8" H.P. (D.D.)
ELECTRICAL: 130 amp. hr., 335 lbs.
DIMENSIONS: Length 29' 0 3/8", Body Space 25' 4", Back of Cab to C.L. of Bogie 16' 4 1/4", Back of Cab to End of Frame 24' 7 1/2"
Fuel Tank: 35 Galls.
Drg. No.: SK10-994 (S.D.), SK10-993 (D.D.)
WEIGHT: 5 1 2 (S.D.), 5 3 2 (D.D.) T. C. Q.
CODE WORD: YVCOT
CHASSIS PRICE: £1,700


TROLLEY BUS CHASSIS

TABLE 2: TROLLEY BUS CHASSIS
Columns: NAME, MODEL No., Capacity, MOTOR (Regenerative, Series Dynamic or Field Regulated Type), REAR AXLE (Type, Ratio), Wheelbase, TYRES (Front, Rear), Body Space, LIGHTING (f), For Coach Builders Arrangement Drg. No., WEIGHT (Chassis ‡ Complete, T. C. Q.), CODE WORD, CHASSIS PRICE.

Row 1:
NAME: REGENT (D.D.) 4 WHEELS
MODEL No.: 661T
Capacity: 60-63 Seats
MOTOR: English Electric 80 H.P.
REAR AXLE: Type Worm, Fully Floating., Ratio 9.7
Wheelbase: 16' 3"
TYRES: Front 10.5" x 20" L.P. Single., Rear 10.5" x 20" L.P. Twin.
Body Space: 26' 0"
LIGHTING: Direct Driven Generator (1,600 Watt) or Motor Generator Set (1,000 Watt) or Line Voltage
Drg. No.: Cab Mounted SK10-856, Chassis Mounted SK10-791
WEIGHT: 3 15 3 T. C. Q.
CODE WORD: YVEBR
CHASSIS PRICE: ON APPLICATION

Row 2:
NAME: REGAL (S.D.) 4 WHEELS
MODEL No.: 662T
Capacity: 35-40 Seats
MOTOR: English Electric 80 H.P.
REAR AXLE: Type Worm, Fully Floating., Ratio 9.7
Wheelbase: 17' 6"
TYRES: Front 9.00" x 20" L.P. Single., Rear 9.00" x 20" L.P. Twin.
Body Space: 27' 6"
LIGHTING: f
Drg. No.: SK10-738
WEIGHT: 3 16 3 T. C. Q.
CODE WORD: YVEDE
CHASSIS PRICE: ON APPLICATION

Row 3:
NAME: RENOWN (D.D.) 6 WHEELS
MODEL No.: 664T
Capacity: 66-74 Seats
MOTOR: English Electric 80 H.P.
REAR AXLE: Type Worm, Fully Floating., Ratio 10 1/4
Wheelbase: 18' 7" & 1/4"
TYRES: Front 10.5" x 20" L.P. Single., Rear 10.5" x 20" L.P. Single.
Body Space: 30' 0"
LIGHTING: f
Drg. No.: SK10-694
WEIGHT: 4 19 2 T. C. Q.
CODE WORD: YVDIJ
CHASSIS PRICE: ON APPLICATION


FOOTNOTES:

TROLLEY BUSES.
BRAKES.—The above vehicles have Air-operated Pressure Footbrake acting on all Axles. The Hand Brake acts on the Rear Axle or Axles only. Electrical Equipment incorporates Rheostatic Braking.
† Wheelbase measured from Centre Line Front Axle to Centre Line Rear Bogie.
‡ Weight complete is Chassis with all Electrical Equipment, including Generator, Radio Coils and Trolley Bases.
f When Line Voltage Lighting is required, deduct 1 1/4 cwts. from Chassis Weight given.
When M.G. Set is required, add 1 cwt. 0 qrs. 0 lbs.
For Battery manoeuvring add 1 cwt. 2 qrs. 12 lbs.

BUSES AND COACHES.
These models have Fully Floating Worm Axles and Vacuum assisted Lockheed Foot Brake acting on all wheels. The Hand Brake acts on the Rear Axle or Axles only.
† Wheelbase measured from Centre Line Front Axle to Centre Line Rear Bogie.
‡ Weight complete is Chassis ready for road and includes oil, water, fuel, batteries (but not cradles) and, on Single Deck Models, except 0664 (S.D.) spare wheel and carrier. No allowance is made for loose tools or kit.
§ Overall Length means to end of Frame or over Spare Wheel Carrier, whichever is greater.

* See note (4) back page.
F See note (5) back page.
£ See note (6) back page.

All prices mentioned in this Data Sheet apply to U.K. markets only.
A.E.C. Chassis are sold subject to the Company's current Conditions of Sale.
Whilst every endeavour has been made to ensure the correctness of this Data Sheet, its absolute accuracy cannot be guaranteed and it is liable to alteration without notice.

Handwritten Note: Selling price £1070
  
  


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