Lenco Ratios

Technical information

Service Information

CS1	planet gears	sun gear	ring gear	1″ wide gears
1.2527%	34	23	91
1.2808	32	25	89
1.3125	27	25	80
1.3378	24	25	74
1.3676 (c)	21	25	68
1.37	27	31	83
1.3734(c)	26	31	83
1.3815(c)	23	29	76
1.4096	24	34	83
1.4383(c)	20	32	73
1.4430	22	35	79
1.4625	22	37	80
1.4819	22	40	83
1.5000	17	34	68
1.5616	16	41	73
1.6813	15	62	91

CS1-N	Compound planet gears		sun gear	ring gear	2″ wide gears
1.165%	22	38	24	84
1.191%	28	38	23	91
1.22%	30	35	23	90
1.25%	24	28	23	78

CS2	Compound planet gears		sun gear	ring gear	3/4″ wide gears
1.16%	21	39	22	79
1.19%	21	33	22	76
1.20%	22	32	22	76
1.21%	21	31	24	76
1.22%	21	30	24	75
1.23%	21	30	25	76
1.24%	26	31	23	80
	planet gears
1.20%	40		21	102
1.22%	38		22	98
1.25%	32-Large shaft gearset		22	86
1.25%	36-Large shaft gearset		25	98
1.28%	32		25	89
1.31%	27		25	80
1.35%	26		28	80
1.38%	23		28	74
1.41%	23		32	79
1.44%	20		32	73
1.44%	22		35	79
1.46%	22		37	80
1.48%	22		40	83
1.50%	22		44	88
1.56%	22		55	98
1.68%	15		62	91
1.73%	14		76	104

CS3	Compound planet gears		sun gear	ring gear	1/2″ wide gears
1.16%	21	39	22	79	Timing Carts
1.19%	21	33	22	76
1.20%	22	32	22	76
1.21%	21	31	24	76
1.22%	21	30	24	75
1.23%	21	30	25	76
1.24%	26	31	23	80
	planet gears
1.256%	32		22	86
1.28%	27		21	75
1.297%	26		22	74
1.313%	27		25	80
1.338%	24		25	74
1.356%	23		26	73
1.368%	21		25	74
1.378%	23		28	74
1.405%	23		32	79
1.438%	20		32	73
1.479%	19		35	73
1.50%	19		38	76
1.56%	18		45	81

Lenco Drive	Compound planet gears		sun gear	ring gear	3/4″ wide gears
1.20%	22	32	22	76
1.22%	21	30	24	75
1.25%	25	29	25	76
	planet gears
1.28%	32		25	89
1.31%	27		25	80
1.35%	26		28	80
1.38%	23		28	74
1.41%	23		32	79
1.44%	20		32	73
1.44%	22		35	79
1.46%	22		37	80
1.48%	22		40	83
1.50%	22		44	88
1.56%	22		55	98
1.68%	15		62	91
1.73%	14		76	104

T1200	planet gears	sun gear	ring gear	3/4″ wide gears
1.25%	32	22	86
1.31%	27	25	80
1.38%	23	28	74
1.44%	22	35	79
1.48%	22	40	83