MOTON Linear Racing Springs

Premium 150-Series Replacement Springs (61mm ID)

Optimised for professional motorsport use, these 150mm length linear springs deliver consistent roll stiffness and predictable handling characteristics. Manufactured from high-tensile chrome silicone steel, they provide a superior strength-to-weight ratio for Moton and AST coilover applications.

Lo Open Length (mm)

R Spring Rate (N/mm)

Di Inside Diameter (mm)

Sn Block Length (mm)

Fn Force at Block (N)

St Usable Stroke (mm)

Part Number	Lo	R	Di	Sn	Fn	St
AST-150-30-61	150	30	61	-	-	-
AST-150-40-61	150	40	61	-	-	-
AST-150-50-61	150	50	61	52	4900	98
AST-150-60-61	150	60	61	61	5340	89
AST-150-70-61	150	70	61	59	6370	91
AST-150-75-61	150	75	61	-	-	-
AST-150-80-61	150	80	61	62	7040	88
AST-150-90-61	150	90	61	59	8190	91
AST-150-100-61	150	100	61	69	8100	81
AST-150-110-61	150	110	61	70	8800	80
AST-150-120-61	150	120	61	70	9600	80
AST-150-130-61	150	130	61	72	10140	78
AST-150-140-61	150	140	61	73	10780	77
AST-150-150-61	150	150	61	74	11400	76
AST-150-160-61	150	160	61	76	11840	74
AST-150-170-61	150	170	61	78	12240	72
AST-150-180-61	150	180	61	80	12600	70
AST-150-190-61	150	190	61	82	12920	68
AST-150-200-61	150	200	61	84	13200	66
AST-150-220-61	150	220	61	89	13420	61
AST-150-240-61	150	240	61	75	18000	75
AST-150-260-61	150	260	61	88	16120	62
AST-150-280-61	150	280	61	94	15680	56
AST-150-300-61	150	300	61	89	18300	61
AST-150-320-61	150	320	61	95	17600	55
AST-150-340-61	150	340	61	91	20060	59
AST-150-360-61	150	360	61	97	19080	53
AST-150-380-61	150	380	61	93	21660	57
AST-150-400-61	150	400	61	99	20400	51

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MOTON Linear Racing Springs 150 Series (150mm x 61mm ID)