First Aquamatic sterndrive and first sterndrive. Claw clutch, Zeppa drivejoint, splined propshaft.
Engines: AQ80 (B16), AQ90, AQ95, AQ100, AQ120 (B18), AQ105 (B20)
Updates to design: U-drive joint, shear pint propeller shaft and cone clutch. Hydraulic tilt also available.
Engines: AQ105A/B and AQ115A/B, AQ130A (B20)
Updates to design: First 200 series sterndrive. Cone clutch and electro-meachanical lift device.
Engines: AQ130A,B (B20), AQ150 (Buick 3,7L V6)
Updates to design: Slight design changes to outside parts and new gearsets.
Engines: AQ130A,B (B20), AQ150B (Buick 3,7L V6), AQ165A (B30)
Updates to design: New gearsets up and down and again slight changes to upper unit outside design
Engines: AQ130C (B20), AQ170A (B30), AQ200A (GM 305cid V8)
Updates to design: 270 lower gear, 280 upper gear, essentially an upgraded 270 drive.
Engines: AQ131A,B,C (B230) 1985-89
Aquamatic 280 1976-84
New lower end design compared to 200-275.
AQ130D (B20), AQ120B, AQ140A/B (B21), AQ125 (B21), AQ145A (B23), AQ170B/C (B30), AQ200D, AQ225A/B (GM 305cid V8), AQ240A, AQ260A, AQ280A, AQ290A (GM 350cid V8)
Updates to design: New duoprop version of the 280. Also available with powertrim as 280, but standard without.
Engines: AQAD30, AQAD40A, AQAD40B
Updates to design: 280 drive for V8 and diesel (1,61:1 ratio only), power steering as standard. Lower end same as 280, upper end upgraded to 290 hence the name 285.
Engines: AQAD30, AQAD40A, AQAD40B, AQ225A,B,C,D
Updates to design: New transom shield with power-trim and tilt as standard. Drive unit same as 285 except hangup fork.
Engines: AQ131C, AQ145B, AQ151A,B, AQ171A (B230), AQ211, AQ225F, AQ271, AQ311
Diesel: AQAD31,AQD41, AQAD40B, AQAD41
Updates to design: New transom shield with power-trim and tilt as standard. Drive unit same as 285 except hangup fork.
Engines: AQ211, AQ225, AQ271 (311 NOT available from factory with 290DP!)
Diesel: AQAD31,AQD41, AQAD41,
Updates to design: New input axle bearing compared to 290
Engines: AQ131D / 230, AQ151C, AQ171C (B230)
Diesel: AQAD31,AQD41, AQAD41
Updates to design: New input axle bearing compared to 290DP
Engines: AQ170, AQ205 (GM V6 262CID 4,3L) AQ211, AQ225, AQ271 (311 NOT available from factory with 290DP!)
Diesel: AQAD31,AQD41, AQAD41
Updates to design: New cover for upper gear and shift mechanism compared tp 290.
Engines: 230, 250, 251 (B230)
430, 431,432,434 (GM V6 262CID 4,3L),
500, 502, (GM V8 305 CID 5,0L) 570, 571, 572, (GM V8 350CID 5,7L)
740 (GM V8 454CID 7,2L “bigblock”)
Updates to design: New intermediate housing, spilne-sleeve and shaft, U-joints, propshaft+nut and line cutter.
Engines: 230, 250, 251 (B230)
430, 431,432,434 (GM V6 262CID 4,3L),
500, 502, (GM V8 305 CID 5,0L) 570, 571, 572, (GM V8 350CID 5,7L)
Diesel: AQAD31,AQD41, AQAD41
Updates to design: Cone sliding sleeve of steel instead of brass, new design gear cover and gear set.
Engines: 230, 250, 251 (B230) (note that 4cyl DON'T have a steel cone!)
430, 431,432,434 (GM V6 262CID 4,3L),
500, 502, (GM V8 305 CID 5,0L) 570, 571, 572, (GM V8 350CID 5,7L)
Diesel: AQAD31,AQD41, AQAD41
Updates to design: Steel cone clutch sliding sleeve
Engines: 430, 431,432,434 (GM V6 262CID 4,3L),
500, 502, (GM V8 305 CID 5,0L) 570, 571, 572, (GM V8 350CID 5,7L)
Diesel: AQAD31,AQD41, AQAD41
Updates to design: Gear cover, universal joing, upper gear set bearings, intermediate housing
Engines: 430, 431,432,434 (GM V6 262CID 4,3L),
500, 502, (GM V8 305 CID 5,0L) 570, 571, 572, (GM V8 350CID 5,7L)
Diesel: AQAD31,AQD41, AQAD41
Updates to design: New intermediate housing, hydraulic trim cylinders, new transom shield (without rubber cushion), new gear set and cover.
Engines: 230, 250, 251 (B230) (note that 4cyl DON'T have a steel cone!)
430, 431,432,434 (GM V6 262CID 4,3L),
500, 502, (GM V8 305 CID 5,0L) 570, 571, 572, (GM V8 350CID 5,7L)
Diesel: AQAD31, AQAD41, KAD42A
Diesel: AQAD31, AQAD41, KAD42A
Updates to design: Propeller shafts and propeller cone
Updates to design: Exhaust outlet
Diesel: AQAD31, AQAD41, KAD42A
Updates to design: Propeller shafts and propeller cone
Diesel: AQAD31, AQAD41, KAD42A
Updates to design: New upper gear (same as DP-E), new metal-grey colour from SP/DP-C/D/D1.
Engines: KAD32P-A, KAD43, KAD44, AQAD31P-A, AQAD41P-A (DP as standard)
Updates to design: New design on same principle, but 2 part case and rounded body, lower part close to DP-S/DPX drive.
Engines: KAD300
Updates to design: Basically a DP-E drive with exhaust through propeller, hydraulic steering cylinders on outside like DP-H.
Engines: DPX450 (7,4 GM Bigblock), DPX500(8,2 GM Bigblock), DPX600 (8,8 GM Bigblock), also KAD engines and AQAD41
Updates to design: Shot-peened lower unit gears
Engines: DPX450 (7,4 GM Bigblock), DPX500(8,2 GM Bigblock), DPX600 (8,8 GM Bigblock) standard on the DPX engines. Also KAD engines and AQAD41 but VERY rare on diesels, was an optional extra.
Updates to design: Basically a upgraded DPX-S/R drive that looks like DP-G drive with exhaust through propeller, hydraulic steering cylinders on outside like DP-H.
Engines: DPX450 (7,4 GM Bigblock), DPX500(8,2 GM Bigblock), DPX600 (8,8 GM Bigblock) standard on the DPX engines. Also KAD engines and AQAD41 but VERY rare on diesels, was an optional extra.
Updates to design: Basically a bigger model of the 290/DP-A…G series. No interchangeable parts. Bigger drive, transom shield etc. Has standard hydraulic steering rams outside like the DPX drives.
Engines: D4-210, D4-260, D6-310, D6-350
Updates to design: Upgraded with new steering cylinders with rubber bellows to prevent premature failure of steering cylinder seals.
Engines: D4-260, D4-300 D6-310, D6-350, D6-370, D6-400, D6-435
Updates to design:
Engines: D4-260, D4-300 D6-310, D6-350, D6-370, D6-400, D6-435
Updates to design: Lower/upper housing seal replaced with O-ring instead of paper gasket. Paper gaskets were prone to leak on DPH-A,B,C drives and causing water to enter the oil and failure of drive.
Engines: D4-260, D4-300 D6-310, D6-350, D6-370, D6-400, D6-435
Updates to design:
Engines: D4-260, D4-300 D6-310, D6-350, D6-370, D6-400, D6-435
DPR-A
Updates to design: Same as a DPH drive, but has a high speed lower end and always uses stainless propellers. For high speeds up to 75kn.
Engines: D4-260, D4-300 D6-310, D6-350, D6-370, D6-400, D6-435
Updates to design: Hydraulic coupling instead of cone, low speed slip. New monitoring features for water in bellow and gear oil, fully electronic gear actuation, no wire between actuator and drive as before. Gear oil can be changed from inside of boat, gear oil temp monitoring.
Engines: D4-260, D4-300, D4-320 D6-350, D6-370, D6-400, D6-440
These drives started as Volvo Penta bought the OMC (Outboard Motor Corporation) sterndrive patents in 1994 to create a cheaper and more affordable sterndrive to compete with Mercruiser prices.
SX-S/DP-S/S1 1995-2000
Updates to design: OMC cobra design updated with volvo penta
Engines: 3,0GL 4,3GL, 4,3Gi, 5,0GL, 5,0Gi, 5,0FL, 5,0Fi, 5,7GL, 5,7Gi, 5,8Gl, 5,8Gi, 7,4GL, 7,4Gi
SX-C
Updates to design: Lower Unit, shortened Vertical shaft, shortened Upper Unit Spray Rails
Engines:
SX-C1
Updates to design: Trim Sender (three wire)
Engines:
SX-C2
SX-RT1
Updates to design: Diesel Applications Coated exhust passage
Engines:
SX-RT2
Updates to design: Coated exhust passage
Engines:
SX-M
Updates to design: Water tube Trim/Tilt pump Trim/Tilt cylinders
Engines:
SX-MTD
Updates to design: Diesel Applications Coated exhust passage
Engines: D3-130, D3-160
DP-SM
Updates to design: Trim pump and trim cylinders, lower end shortened
DP-SMTD, DP-SMTD1
Updates to design: Diesel applications Coated exhaust passage
Engines: D3-130, D3-160, D3-190
DPS-A / SX-A 2007-2012
Updates to design: Redesigned Transom Shield Intigrated trim pump New Trim/Tilt cylinders
Engines: D3-140, D3-160, D3-190, D3-220
DPS-B 2012->
Updates to design:
Engines: V8-300, V8-350, V8-380, V8-430,
Diesel: D3-140, D3-160, D3-190, D3-220
XDP-B 2005-2008
Updates to design: Entirely new drive based on SX/DPS/OMC Cobra design BUT is made entirely out of composite materials for saltwater use. Composite outer shell, remote oil reservoir
Engines: 5,0OSI, 5,7OSI (Chevrolet 305/350cid V8)
OSX 2008->
V8-300, V8-350, V8-380, V8-430