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D: Rear Axle
DA: Differential assembly
Notes on Derby Bentley final drives
Final drive ratio performance figures
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Catalogue
D: Rear Axle

Differential assembly

Full Parts Catalogue

The table contains an unfiltered list of all parts listed for the section 'DA: Differential assembly'.

Part Number R-R Number Part Description Unit Price
DA001A C W P gearset 4.1 : 1, standard, fitted with studs £2187.00
DA003A CWP gearset 3.64:1, high ratio, fitted with studs £2092.50
DA005A Crown wheel and pinion gearset, 4.3 : 1, fitted with studs £2929.00
DA010 GB4080 Pinion double row bearing £524.50
DA011 GB1134 Nut, retaining pinion thrust bearing £57.50
DA012 Spring, pinion bearing cover £8.50
DA013 GB583 Locking plate, pinion bearing nut POA
DA015 GB2017 Housing, pinion bearing £256.50
DA016 GB2018 Cover, bearing housing, modified to accept modern oil seal £137.50
DA016BL Blank, DA016, EN16R black 120mm diam x 23mm £13.00
DA017 Oil seal, pinion, lip type £9.50
DA018 Speedisleeve, coupling modification £46.00
DA019 GB2704R Washer, oil retainer, pinion bearing housing £104.00
DA020 Pinion nose bearing with inner £99.66
DA025 GB1386 Pinion nose bearing no inner, Bentley to end of L-series £427.00
DA030 Differential duplex bearing £228.00
DA031 G101226 Nut, retaining inner race, duplex bearing, Bentley to end of L-series £38.00
DA032 GB602 Nut, retaining outer race, duplex bearing £67.50
DA040 Differential roller bearing, Bentley to end of L-series £148.50
DA041 GB625 Nut, retaining inner, differential roller bearing, to end of L-series £40.50
DA045 Differential roller bearing, Bentley M-series £255.50
DA046 GB2978 Nut, retaining inner race, crown wheel duplex bearing, Bentley M-series £40.50
DA050 GB1378 Halfshaft (long) O/S, Bentley to end of L-series £888.00
DA060 GB1379 Halfshaft (short) N/S, Bentley to end of L-series £888.00
DA070 O/S halfshaft oil seal, B87DK to end of L-series £50.00
DA080 N/S halfshaft oil seal, B87DK to end of L-series £50.00
DA090 G100135 Halfshaft bush, Bentley to end of L-series £36.00
DA100 GB4149 Planet gear bush £25.00
DA110 GB588 Planet gear spacer washer £14.50
DA115 GB4147 Crosspin, carrying planet gears £550.50
DA120 GB595 Halfshaft spacer washer £15.00
DA125 GB2980-6 Halfshaft spacer washer, M-series only £19.50
DA130 Halfshaft central spacer £5.80
DA150 Duplex bearing spacer £20.00
DA160 G100833/4/5/6/7 Pinion bearing spacer £21.00
DA170 GB581 Pinion oil seal, felt £5.80
DA175 GB2011 Stud, pinion housing, 1BA £10.00
DA176 Stud, pinion housing,1/4" BSF £16.50
DA180 Crown wheel stud - 1/4" BSF £8.50
DA190 GB4926 Crown wheel stud - 5/16" BSF £12.50
DA200 Halfshaft oil seal, Bentley M-series. £50.50
DA210 GB3254/UG3756 Pinion nose bearing no inner, Bentley M-series £444.50
DA220 GB2953/GB2786 Halfshaft (long) O/S, Bentley M-series £987.50
DA230 GB2954/GB2787 Halfshaft (short) N/S, Bentley M-series £987.50
DA240 GB2725 Flange coupling, pinion gear, with oil scroll £259.00
DA241 Flange coupling, pinion gear, without oil scroll £247.00
DA245 F52797 Bolt, flange coupling, to universal joint, Bentley, 20/25 GBT22 on, 25/30 £13.50
DA280 Screw,1BA, retaining oil seal carrier, B87DK onwards £6.50
DA290 Stud, differential split casing £13.50
DA300 G3935 Nut, 5/16" castle, short, for differential carrier £5.60
DA317 K207 Bolt, captive, to axle tube, N/S side cover, Bentley £6.50
DA318 K205 Bolt, captive, to axle tube, O/S side cover, Bentley £6.50
DA340 Differential box & crown wheel carrier ass'y, Bentley not M-series £1203.50
DA347 GB611 Differential box, left side (short), for DA340 £260.50
DA350 Differential box and crown wheel carrier assembly, Bentley M-series £1203.50
DA465 GB2650 Plate, with 18 hole flange, N/S central casing, Bentley 186 in K on £256.00
DA470 G100823 Plate, O/S central casing, Bentley to 185 in K £264.50
DA490 GB2648 Housing, thrust bearing, N/S differential side plate, Bentley £216.00
DAA010 Bearing, rear axle,Silver Ghost 1100 on and Phantom 1 (23) £99.00
DAA050 Bearing assembly, crownwheel thrust, Silver Ghost 1700 on, Ph 1 to series B2 POA
DAA060 G234 Washer, locking, pinion bearing retaining nut, Silver Ghost 1700 - end Ph 1 £7.00
DAA100 G2102 Halfshaft, short (N/S), Silver Ghost POA
DAA105 G2101 Halfshaft, long (O/S), Silver Ghost POA
DAA110 G2762 Halfshaft, short (N/S), Silver Ghost POA
DAA120 G486 Halfshaft, short (N/S), Silver Ghost POA
DAA125 G487 Halfshaft, long (O/S), Silver Ghost POA
DAA130 U841 Halfshaft, short (N/S), Silver Ghost POA
DAA135 U842 Halfshaft, short (N/S), Silver Ghost POA
DAA150 G2919 Drain plug, rear axle, late Silver Ghost POA
DAB100 G7651 Adaptor for drain plug, rear axle, 20hp, 20/25 & P2 £68.00
DAB110 G50525 Drain plug, rear axle, 20hp to GPK29 £13.00
DAB115 G51080 Drain plug, rear axle, 20hp GPK30 on & 20/25 to end of GKT POA
DAB140 G7685 Crosspin trunnion, carrying planet gears, 20hp and 20/25 £352.00
DAB210 G51109 Washer, pinion bearing thrust, 20hp early £28.00
DAB230 Thrust bearing assembly, pinion, 20hp up to GOK45 POA
DAC050 Bearing assembly, crownwheel thrust, Phantom 1 series C2 - D2 POA
DAC055 Bearing assembly, crownwheel thrust, Phantom 1 series E2 on POA
DAC056 G75799 Thrust washer, crownwheel thrust bearing, Phantom 1 series C2 - D2 POA
DAC140 G70311 Crosspin trunnion, carrying planet gears, P1 J2A on, P2 POA
DAD025 G78086 Stud for mounting crown wheel, Phantom 2, L2 and M2 series POA
DAD030 G78530 Stud for mounting crown wheel, Phantom 2, N2 series on POA
DAD050 G76875 Seal, felt, 2.70" O/D x 2.25" I/D x 0.175" thick, 'medium' felt POA
DAD060 Bearing, pinion nose: Phantom 2 £119.50
DAD070 Bearing, roller, crown wheel: Phantom 2 £127.50
DAD080 G75346 Bearing, special Duplex, crown wheel: Phantom 2 £614.00
DAD090 G76879 Bearing, pinion thrust and support: Phantom 2 £515.50
DAE003 G54010/G54519 Crown wheel and pinion 11 x 50, 20/25 £1922.50
DAE075 G55838 Halfshaft, N/S, 20/25 GWX65 - end of K2 series POA
DAE080 G53312 Halfshaft, O/S, 20/25 series P - GWX64 POA
DAE085 G55837 Halfshaft, O/S, 20/25 GWX65 - end of K2 series POA
DAE105 G54440 Bush, halfshaft, 20/25 mid range - end of Wraith £42.00
DAE115 G54478-85 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith POA
DAE115:085 G54478 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.085" thick £14.00
DAE115:090 G54479 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.090" thick £14.00
DAE115:095 G54480 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.095" thick £14.00
DAE115:100 G54481 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.100" thick £14.00
DAE115:105 G54482 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.105" thick £14.00
DAE115:110 G54483 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.110" thick £14.00
DAE115:115 G54484 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.115" thick £14.00
DAE115:120 G54485 Washer, thrust, halfshaft, 20/25 GTK on, 25/30 and Wraith, 0.120" thick £14.00
DAE200 G54007 Housing, crownwheel thrust bearing, diff housing, 20/25 series Tb - G2 £232.00
DAE230 Flange, driving pinion, 20/25 to 81 in series Tb POA
DAE240 G54881 Flange, drive 20/25 F2 - K2 £232.00
DAH010 G83619 Oil seal, pinion, rear axle, P3 £5.30
DAH040 G85166 Ring nut diff case O/S, Phantom 3, 75 in C series on £22.50
DAH110 G83533 Bush, differential planet gear, Ph 3 to 74 in C, 25/30 & Wraith £65.50
DAH115 G83286 Gear, differential planet, Ph 3 to 74 in C, 25/30 & Wraith £82.50
DAH160:085 G54478 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.085" thick £14.00
DAH160:090 G54479 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.090" thick £14.00
DAH160:095 G54480 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.095" thick £14.00
DAH160:100 G54481 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.100" thick £14.00
DAH160:105 G54482 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.105" thick £14.00
DAH160:110 G54483 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.110" thick £14.00
DAH160:115 G54484 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.115" thick £14.00
DAH160:120 G54485 Washer, thrust, halfshaft, Phantom 3 to 74 in C, 0.120" thick £14.00
DAH200 G85174/G85175 Differential casing & crownwheel carrier assembly, Phantom 3, 3CP150 on £1129.00
DAH250 G83626 Pinion bearing housing, late Phantom 3, 25/30, Wraith £297.00
DAH251 G83626 Pinion bearing housing, early Phantom 3, 25/30, Wraith £297.00
DAH260 G83825 Cover, pinion bearing housing, late Phantom 3, 25/30, Wraith £108.00
DAJ010 G57111/G57201 Crown wheel and pinion 41x9, 25/30 £2036.50
DAN050 GW1435 Nut, retaining inner race, crown wheel roller bearing, Wraith £40.00
DAR004 Crown wheel and pinion 13x50, 20/25 £2688.00
DAR020 Pinion bearing, roller, 20hp and 20/25 to GTK41 £119.50
DAR025 G54269/G52880 Pinion bearing, thrust, 20hp GOK46 on, 20/25 to GTK41 £340.50
DAR030 G83388 Pinion bearing, 20/25 GTK42 to end, 25/30, Wraith & P3 £628.00
DAR040 Pinion nose bearing, 20hp, 20/25 to GTK41 £111.50
DAR041 Pinion nose bearing, alternative to DAR040 £111.50
DAR045 Pinion nose bearing, 20/25 GTK42 on, 25/30, Wraith & P3 £159.00
DAR049 Bearing, roller, carrying differential box, 25/30 and P3 £120.00
DAR050 G7679 Crown wheel bearing thrust washer, 20/25 up to GTK41 £103.00
DAR051 G7681 Crown wheel bearing thrust washer, early 20/25. £103.00
DAR052 G54011 Crown wheel bearing thrust race, early 20/25. £103.00
DAR053 Thrust bearing, complete, 20/25 crownwheel carrier, EXCHANGE ONLY. £308.00
DAR070 Seal, halfshaft, 25/30 & Wraith, & P3 to 74 in C series £17.00
DAR071 Seal, leather, halfshaft, 25/30 & Wraith, & P3 to 74 in C series £66.50
DAR075 Rear axle half shaft seals, 25/30 & Wraith £17.00
DAR085 GW1767 Halfshaft, N/S, Wraith £960.00
DAR130 Halfshaft central spacer, 20/25 & 30 £5.50
DAR165 G50676 Pinion oil seal, 20hp & 20/25 up to GTK41 £5.80
DAR170 G83619 Pinion oil seal 20/25 GTK42 on, 25/30, Wraith & P3 £5.90
DAR200 G7375 Bush, halfshaft, 20/25 £67.50
DAR210 G7376 Bush, differential planet gear, 20/25 £42.50
DAR220 Spacer washer, halfshaft gear, 20/25 £24.00
DAR230 G7664-71 Spacer washer, diff planet gear, 20/25 & 25/30 £11.50
DAR245 Bearing, single row ball, diff carrier O/S, 20hp & 20/25 to end of G2 series £79.00
DAR250 Bearing, single row ball, diff carrier N/S, 20hp & 20/25 to end of G2 series £96.00
DAR255 Bearing, roller, differential carrier, O/S, 20/25 H2 series - GTK41 £155.50
DAR280 G55867/G57110 Bearing, duplex with split outer, 25/30 & P3 (USE DAR281) POA
DAR281 G55867/G57110 Bearing, duplex with split inner, supporting diff carrier, 25/30 & P3 £265.00
DAR540 Oil seal, halfshaft, P3 £68.50

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